--- loncom/xml/lonxml.pm 2009/10/04 03:42:42 1.484.4.3 +++ loncom/xml/lonxml.pm 2011/10/13 01:54:21 1.520 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # XML Parser Module # -# $Id: lonxml.pm,v 1.484.4.3 2009/10/04 03:42:42 raeburn Exp $ +# $Id: lonxml.pm,v 1.520 2011/10/13 01:54:21 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -37,6 +37,25 @@ # 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; use vars @@ -90,7 +109,10 @@ use Apache::lonfeedback(); use Apache::lonmsg(); use Apache::loncacc(); use Apache::lonmaxima(); +use Apache::lonr(); use Apache::lonlocal; +use Apache::lonhtmlcommon(); +use Apache::functionplotresponse(); #==================================== Main subroutine: xmlparse @@ -201,101 +223,6 @@ sub xmlend { return $discussion; } -sub tokeninputfield { - my $defhost=$Apache::lonnet::perlvar{'lonHostID'}; - $defhost=~tr/a-z/A-Z/; - return (< - function updatetoken() { - var comp=new Array; - var barcode=unescape(document.tokeninput.barcode.value); - comp=barcode.split('*'); - if (typeof(comp[0])!="undefined") { - document.tokeninput.codeone.value=comp[0]; - } - if (typeof(comp[1])!="undefined") { - document.tokeninput.codetwo.value=comp[1]; - } - if (typeof(comp[2])!="undefined") { - comp[2]=comp[2].toUpperCase(); - document.tokeninput.codethree.value=comp[2]; - } - document.tokeninput.barcode.value=''; - } - -
- - - - -
DocID Checkin
- - - - - - - -
Scan in Barcode
or Type in DocID - -* - -* - -
-
-
-ENDINPUTFIELD -} - -sub maketoken { - my ($symb,$tuname,$tudom,$tcrsid)=@_; - unless ($symb) { - $symb=&Apache::lonnet::symbread(); - } - unless ($tuname) { - $tuname=$env{'user.name'}; - $tudom=$env{'user.domain'}; - $tcrsid=$env{'request.course.id'}; - } - - return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid); -} - -sub printtokenheader { - my ($target,$token,$tsymb,$tcrsid,$tudom,$tuname)=@_; - unless ($token) { return ''; } - - my ($symb,$courseid,$domain,$name) = &Apache::lonnet::whichuser(); - unless ($tsymb) { - $tsymb=$symb; - } - unless ($tuname) { - $tuname=$name; - $tudom=$domain; - $tcrsid=$courseid; - } - - my $plainname=&Apache::loncommon::plainname($tuname,$tudom); - - if ($target eq 'web') { - my %idhash=&Apache::lonnet::idrget($tudom,($tuname)); - return - ''. - &mt('Checked out for').' '.$plainname. - '
'.&mt('User').': '.$tuname.' at '.$tudom. - '
'.&mt('ID').': '.$idhash{$tuname}. - '
'.&mt('CourseID').': '.$tcrsid. - '
'.&mt('Course').': '.$env{'course.'.$tcrsid.'.description'}. - '
'.&mt('DocID').': '.$token. - '
'.&mt('Time').': '.&Apache::lonlocal::locallocaltime().'
'; - } else { - return $token; - } -} - sub printalltags { my $temp; foreach $temp (sort keys %Apache::lonxml::alltags) { @@ -505,11 +432,11 @@ sub inner_xmlparse { if (!$Apache::lonxml::usestyle) { $extras=$Apache::lonxml::style_values; } - if ( $#$parstack > -1 ) { - $result=&Apache::run::evaluate($result,$safeeval,$extras.$$parstack[-1]); - } else { - $result= &Apache::run::evaluate($result,$safeeval,$extras); - } + if ( $#$parstack > -1 ) { + $result=&Apache::run::evaluate($result,$safeeval,$extras.$$parstack[-1]); + } else { + $result= &Apache::run::evaluate($result,$safeeval,$extras); + } } $Apache::lonxml::post_evaluate=1; @@ -550,6 +477,10 @@ sub inner_xmlparse { } if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { $finaloutput=&afterburn($finaloutput); + } + if ($target eq 'modified') { +# if modfied, handle startpart and endpart + $finaloutput=~s/\]*\>(.*)\]*\>/$1<\/part>/gs; } return $finaloutput; } @@ -712,8 +643,9 @@ sub setup_globals { sub init_safespace { my ($target,$safeeval,$safehole,$safeinit) = @_; - $safeeval->deny_only(':dangerous'); $safeeval->reval('use Math::Complex;'); + $safeeval->reval('use LaTeX::Table;'); + $safeeval->deny_only(':dangerous'); $safeeval->permit_only(":default"); $safeeval->permit("entereval"); $safeeval->permit(":base_math"); @@ -736,6 +668,13 @@ sub init_safespace { $safehole->wrap(\&Apache::lonmaxima::maxima_cas_formula_fix,$safeeval, '&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, '&capa_formula_fix'); @@ -849,6 +788,10 @@ sub init_safespace { $safehole->wrap(\&Apache::lonnet::logthis,$safeeval,'&LONCAPA_INTERNAL_LOGTHIS'); $safehole->wrap(\&Apache::inputtags::finalizeawards,$safeeval,'&LONCAPA_INTERNAL_FINALIZEAWARDS'); $safehole->wrap(\&Apache::caparesponse::get_sigrange,$safeeval,'&LONCAPA_INTERNAL_get_sigrange'); + $safehole->wrap(\&Apache::functionplotresponse::fpr_f,$safeeval,'&fpr_f'); + $safehole->wrap(\&Apache::functionplotresponse::fpr_dfdx,$safeeval,'&fpr_dfdx'); + $safehole->wrap(\&Apache::functionplotresponse::fpr_d2fdx2,$safeeval,'&fpr_d2fdx2'); + # use Data::Dumper; # $safehole->wrap(\&Data::Dumper::Dumper,$safeeval,'&LONCAPA_INTERNAL_Dumper'); #need to inspect this class of ops @@ -1016,7 +959,7 @@ sub get_id { my ($parstack,$safeeval)=@_; my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); if ($env{'request.state'} eq 'construct' && $id =~ /([._]|[^\w\d\s[:punct:]])/) { - &error(&mt("ID "[_1]" contains invalid characters, IDs are only allowed to contain letters, numbers, spaces and -",''.$id.'')); + &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; } return $id; @@ -1485,19 +1428,36 @@ SIMPLECONTENT return $filecontents; } +sub createnewjs { + my $filecontents=(< + + +SIMPLECONTENT + return $filecontents; +} + sub verify_html { my ($filecontents)=@_; - if ($filecontents!~/(?:\<|\<\;)(?:html|xml)[^\<]*(?:\>|\>\;)/is) { - return &mt('File does not have [_1] or [_2] starting tag','<html>','<xml>'); - } - if ($filecontents!~/(?:\<|\<\;)\/(?:html|xml)(?:\>|\>\;)/is) { - return &mt('File does not have [_1] or [_2] ending tag','<html>','<xml>'); - } - if ($filecontents!~/(?:\<|\<\;)(?:body|frameset)[^\<]*(?:\>|\>\;)/is) { - return &mt('File does not have [_1] or [_2] starting tag','<body>','<frameset>'); - } - if ($filecontents!~/(?:\<|\<\;)\/(?:body|frameset)[^\<]*(?:\>|\>\;)/is) { - return &mt('File does not have [_1] or [_2] ending tag','<body>','<frameset>'); + my ($is_html,$is_xml); + if ($filecontents =~/(?:\<|\<\;)\?xml[^\<]*\?(?:\>|\>\;)/is) { + $is_xml = 1; + } elsif ($filecontents =~/(?:\<|\<\;)html(?:\s+[^\<]+|\s*)(?:\>|\>\;)/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 ($filecontents!~/(?:\<|\<\;)\/html(?:\>|\>\;)/is) { + return &mt('File does not have [_1] ending tag','<html>'); + } + if ($filecontents!~/(?:\<|\<\;)(?:body|frameset)[^\<]*(?:\>|\>\;)/is) { + return &mt('File does not have [_1] or [_2] starting tag','<body>','<frameset>'); + } + if ($filecontents!~/(?:\<|\<\;)\/(?:body|frameset)[^\<]*(?:\>|\>\;)/is) { + return &mt('File does not have [_1] or [_2] ending tag','<body>','<frameset>'); + } } return ''; } @@ -1510,20 +1470,30 @@ sub renderingoptions { = &Apache::loncommon::plainlanguagedescription($_); } } - return - ''. - &mt('Language:').' '. - &Apache::loncommon::select_form($env{'form.languages'},'languages', - %langchoices).' - - '. + my $output; + unless ($env{'form.forceedit'}) { + $output .= + ''. + &mt('Language:').' '. + &Apache::loncommon::select_form( + $env{'form.languages'}, + 'languages', + {&Apache::lonlocal::texthash(%langchoices)}). + ''; + } + $output .= + ' '. &mt('Math Rendering:').' '. - &Apache::loncommon::select_form($env{'form.texengine'},'texengine', - ('' => '', - 'tth' => 'tth (TeX to HTML)', - 'jsMath' => 'jsMath', - 'mimetex' => 'mimetex (Convert to Images)')).' - '; + &Apache::loncommon::select_form( + $env{'form.texengine'}, + 'texengine', + {&Apache::lonlocal::texthash + ('' => '', + 'tth' => 'tth (TeX to HTML)', + 'jsMath' => 'jsMath', + 'mimetex' => 'mimetex (Convert to Images)')}). + ''; + return $output; } sub inserteditinfo { @@ -1532,45 +1502,30 @@ sub inserteditinfo { my $xml_help = ''; my $initialize=''; my $textarea_id = 'filecont'; + my $dragmath_button; my ($add_to_onload, $add_to_onresize); $initialize=&Apache::lonhtmlcommon::spellheader(); - if ($filetype eq 'html' - && (!&Apache::lonhtmlcommon::htmlareablocked() && - &Apache::lonhtmlcommon::htmlareabrowser())) { - $textarea_id .= '___Frame'; + if (($filetype eq 'html') && (&Apache::lonhtmlcommon::htmlareabrowser())) { my $lang = &Apache::lonhtmlcommon::htmlarea_lang(); - $initialize.=(< -lonca - function initDocument() { - var oFCKeditor = new FCKeditor('filecont'); - oFCKeditor.Config['CustomConfigurationsPath'] = '/fckeditor/loncapaconfig.js' ; - oFCKeditor.Config['FullPage'] = true - oFCKeditor.Config['AutoDetectLanguage'] = false; - oFCKeditor.Config['DefaultLanguage'] = "$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'); - } - -FULLPAGE - } else { - $initialize.=(< 'true', + dragmath => 'math', + ); + $initialize .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args); + } + $initialize .= (< +// FULLPAGE + if ($filetype eq 'html') { + $dragmath_button = ''.&Apache::lonhtmlcommon::dragmath_button('filecont',1).''; + $initialize .= "\n".&Apache::lonhtmlcommon::dragmath_js('EditMathPopup'); } - $add_to_onload = 'initDocument();'; $add_to_onresize = "resize_textarea('$textarea_id','LC_aftertextarea');"; @@ -1579,12 +1534,13 @@ FULLPAGE } my $titledisplay=&display_title(); + my $textareaclass; my %lt=&Apache::lonlocal::texthash('st' => 'Save and Edit', 'vi' => 'Save and View', 'dv' => 'Discard Edits and View', 'un' => 'undo', 'ed' => 'Edit'); - my $spelllink .=&Apache::lonhtmlcommon::spelllink('xmledit','filecont'); + my $spelllink = &Apache::lonhtmlcommon::spelllink('xmledit','filecont'); my $textarea_events = &Apache::edit::element_change_detection(); my $form_events = &Apache::edit::form_change_detection(); my $htmlerror; @@ -1593,6 +1549,9 @@ FULLPAGE if ($htmlerror) { $htmlerror=''.$htmlerror.''; } + if (&Apache::lonhtmlcommon::htmlareabrowser()) { + $textareaclass = 'class="LC_richDefaultOff"'; + } } my $editfooter=(< - $spelllink $htmlerror + $htmlerror $dragmath_button
- +
$spelllink

$titledisplay @@ -1655,9 +1614,8 @@ sub get_target { sub handler { my $request=shift; - + my $target=&get_target(); - $Apache::lonxml::debug=$env{'user.debug'}; &Apache::loncommon::content_type($request,'text/html'); @@ -1666,8 +1624,8 @@ sub handler { $request->set_last_modified(&Apache::lonnet::metadata($request->uri, 'lastrevisiondate')); } - # Embedded Flash movies (e.g., from Camtasia) served from https will not display in IE - # if XML config file has expired from cache. + # 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) = @@ -1687,12 +1645,26 @@ sub handler { my $file=&Apache::lonnet::filelocation("",$request->uri); - my $filetype; - if ($file =~ /\.sty$/) { - $filetype='sty'; + my ($filetype,$breadcrumbtext); + if ($file =~ /\.(sty|css|js|txt|tex)$/) { + $filetype=$1; } else { $filetype='html'; } + if ($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 { + $breadcrumbtext = 'HTML Editor'; + } + # # Edit action? Save file. # @@ -1711,17 +1683,22 @@ sub handler { if ($filecontents eq -1) { my $start_page=&Apache::loncommon::start_page('File Error'); my $end_page=&Apache::loncommon::end_page(); - my $fnf=&mt('File not found'); + my $errormsg='

' + .&mt('File not found: [_1]' + ,''.$file.'') + .'

'; $result=(<$fnf: $file +$errormsg $end_page ENDNOTFOUND $filecontents=''; if ($env{'request.state'} ne 'published') { if ($filetype eq 'sty') { $filecontents=&createnewsty(); - } else { + } elsif ($filetype eq 'js') { + $filecontents=&createnewjs(); + } elsif ($filetype ne 'css' && $filetype ne 'txt' && $filetype ne 'tex') { $filecontents=&createnewhtml(); } $env{'form.editmode'}='Edit'; #force edit mode @@ -1737,28 +1714,60 @@ ENDNOTFOUND ['editmode']); } if (!$env{'form.editmode'} || $env{'form.viewmode'} || $env{'form.discardview'}) { - &Apache::structuretags::reset_problem_globals(); - $result = &Apache::lonxml::xmlparse($request,$target,$filecontents, - '',%mystyle); + if ($filetype eq 'html' || $filetype eq 'sty') { + &Apache::structuretags::reset_problem_globals(); + $result = &Apache::lonxml::xmlparse($request,$target, + $filecontents,'',%mystyle); # .html files may contain or need to clean # up if it did - &Apache::structuretags::reset_problem_globals(); - &Apache::lonhomework::finished_parsing(); + &Apache::structuretags::reset_problem_globals(); + &Apache::lonhomework::finished_parsing(); + } elsif ($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'}, ['rawmode']); if ($env{'form.rawmode'}) { $result = $filecontents; } - if ($filetype eq 'sty') { - my $controls = - ($env{'request.state'} eq 'construct') ? &Apache::londefdef::edit_controls() - : ''; - my %options = ('bgcolor' => '#FFFFFF'); - $result = - &Apache::loncommon::start_page(undef,undef,\%options). - $controls. - $result. - &Apache::loncommon::end_page(); - } - } + if (($filetype ne 'html') && + (!$env{'form.return_only_error_and_warning_counts'})) { + my $nochgview = 1; + my $controls = ''; + if ($env{'request.state'} eq 'construct') { + $controls = &Apache::loncommon::head_subbox( + &Apache::loncommon::CSTR_pageheader() + .&Apache::londefdef::edit_controls($nochgview)); + } + if ($filetype ne 'sty' && $filetype ne 'tex') { + $result =~ s//>/g; + $result = ''. + '
'.$result.
+                              '
'; + } + 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(); + } + } } # @@ -1775,26 +1784,32 @@ ENDNOTFOUND my %options = ('add_entries' => - {'onresize' => $add_to_onresize, - 'onload' => $add_to_onload, }); - - if ($env{'environment.remote'} ne 'off') { - $options{'bgcolor'} = '#FFFFFF'; - $options{'only_body'} = 1; - } + {'onresize' => $add_to_onresize, + '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()); + } my $js = &Apache::edit::js_change_detection(). &Apache::loncommon::resize_textarea_js(); my $start_page = &Apache::loncommon::start_page(undef,$js, \%options); - $result=$start_page. - &Apache::lonxml::message_location(). - $edit_info. - &Apache::loncommon::end_page(); - } + $result = $start_page + .$header + .&Apache::lonxml::message_location() + .$edit_info + .&Apache::loncommon::end_page(); + } } if ($filetype eq 'html') { &writeallows($request->uri); } - + &Apache::lonxml::add_messages(\$result); $request->print($result); @@ -2029,8 +2044,8 @@ sub register_insert_xml { my $key; if ($token->[1] eq 'tag') { $tag = $token->[2]{'name'}; - $insertlist{"$tagnum.tag"} = $tag; - $insertlist{"$tag.num"} = $tagnum; + $insertlist{$tagnum.'.tag'} = $tag; + $insertlist{$tag.'.num'} = $tagnum; push(@alltags,$tag); } elsif ($in_help && $token->[1] eq 'file') { $key = $tag.'.helpfile'; @@ -2063,12 +2078,12 @@ sub register_insert_xml { # parse the allows and ignore tags set to no foreach my $tag (@alltags) { - next if (!exists($insertlist{"$tag.allow"})); - my $allow = $insertlist{"$tag.allow"}; + next if (!exists($insertlist{$tag.'.allow'})); + my $allow = $insertlist{$tag.'.allow'}; foreach my $element (split(',',$allow)) { $element =~ s/(^\s*|\s*$ )//gx; - if (!exists($insertlist{"$element.show"}) - || $insertlist{"$element.show"} ne 'no') { + if (!exists($insertlist{$element.'.show'}) + || $insertlist{$element.'.show'} ne 'no') { push(@{ $insertlist{$tag.'.which'} },$element); } } @@ -2158,7 +2173,105 @@ sub get_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; __END__ -