--- loncom/homework/lonhomework.pm 2016/08/08 12:07:20 1.344.2.4 +++ loncom/homework/lonhomework.pm 2020/01/15 05:14:17 1.344.2.10.2.1 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Homework handler # -# $Id: lonhomework.pm,v 1.344.2.4 2016/08/08 12:07:20 raeburn Exp $ +# $Id: lonhomework.pm,v 1.344.2.10.2.1 2020/01/15 05:14:17 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -235,6 +235,12 @@ sub check_slot_access { $Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass') { return ('SHOW_ANSWER'); } + } elsif (($type eq 'problem') && + ($Apache::lonhomework::browse eq 'F') && + ($ENV{'REMOTE_ADDR'} eq '127.0.0.1') && + ($env{'form.grade_courseid'} eq $env{'request.course.id'}) && + (&Apache::lonnet::allowed('mgr',$env{'request.course.id'}))) { + return ($status,$datemsg); } my $availablestudent = &Apache::lonnet::EXT("resource.0.availablestudent",$symb); @@ -311,7 +317,7 @@ sub check_slot_access { $earlyout = 1; } } - if (($currtries == $maxtries) || ($is_correct)) { + if ($currtries == $maxtries) { $earlyout = 1; } else { $numgraded ++; @@ -861,8 +867,7 @@ sub analyze_header { .&Apache::loncommon::head_subbox( &Apache::loncommon::CSTR_pageheader()); $result .= - &Apache::lonxml::message_location().' -
'. ''. @@ -876,7 +881,8 @@ sub analyze_header {
- + ' + .&Apache::lonxml::message_location().'
'; &Apache::lonxml::add_messages(\$result); $request->print($result); @@ -1104,27 +1110,88 @@ sub editxmlmode { '
'. &Apache::structuretags::remember_problem_state().' -
- -
-

'.&mt('Problem Editing').' '.&Apache::loncommon::help_open_topic('Problem_Editor_XML_Index').'

- 		- '.&Apache::loncommon::helpLatexCheatsheet('Problem_LON-CAPA_Functions','Script Functions').' -
'; +
+
'. + &mt('Problem Editing').' '.&Apache::loncommon::help_open_topic('Problem_Editor_XML_Index'). + '
'; - $result.=''. + $result.=''. &Apache::structuretags::problem_edit_buttons('editxml'); - - $result.='
'.&Apache::lonxml::message_location().'
'. - ' -
-
- '.&Apache::loncommon::end_page(); - &Apache::lonxml::add_messages(\$result); - $request->print($result); + $result.='
'; + + $result .= '
    '; + + unless ($env{'environment.nocodemirror'}) { + # dropdown menus + $result .= Apache::lonmenu::create_submenu("#", "", + &mt("Problem Templates"), template_dropdown_datastructure()); + + $result .= Apache::lonmenu::create_submenu("#", "", + &mt("Response Types"), responseblock_dropdown_datastructure()); + + $result .= Apache::lonmenu::create_submenu("#", "", + &mt("Conditional Blocks"), conditional_scripting_datastructure()); + + $result .= Apache::lonmenu::create_submenu("#", "", + &mt("Miscellaneous"), misc_datastructure()); + } + + $result .= Apache::lonmenu::create_submenu("#", "", + &mt("Help") . ' ' . &mt(', + helpmenu_datastructure(),""); + + $result.="
"; + + $result .= '
' . + &Apache::lonxml::message_location() . + &Apache::loncommon::xmleditor_js() . + '
'; + + my $resource = $env{'request.ambiguous'}; + unless($env{'environment.nocodemirror'}){ + $result .= ' + + '; + } + + $result .= &Apache::loncommon::end_page(); + &Apache::lonxml::add_messages(\$result); + $request->print($result); } return ''; } @@ -1133,7 +1200,7 @@ sub editxmlmode { # Render the page in whatever target desired. # sub renderpage { - my ($request,$file,$targets,$return_string) = @_; + my ($request,$file,$targets,$return_string,$donebuttonmsg) = @_; my @targets = @{$targets || [&get_target()]}; &Apache::lonhomework::showhashsubset(\%env,'form.'); @@ -1184,6 +1251,11 @@ sub renderpage { if ($target eq 'analyze') { $result=&Apache::lonnet::hashref2str(\%Apache::lonhomework::analyze); undef(%Apache::lonhomework::analyze); + } elsif ($target eq 'web') { + if ($donebuttonmsg) { + $result =~ s{}{}; + $result.= &Apache::loncommon::confirmwrapper(&Apache::lonhtmlcommon::confirm_success($donebuttonmsg,1))."\n"; + } } #my $td=&tv_interval($t0); #if ( $Apache::lonxml::debug) { @@ -1211,21 +1283,35 @@ sub finished_parsing { undef($Apache::lonhomework::parsing_a_task); } + +# function extracted from get_template_html +# returns "key" -> list +# key: path of template +# value 1: title +# value 2: category +# value 3: name of help topic ??? sub get_template_list { my ($extension) = @_; + + my @files = glob($Apache::lonnet::perlvar{'lonIncludes'}. + '/templates/*.'.$extension); + @files = map {[$_,&mt(&Apache::lonnet::metadata($_, 'title')), + (&Apache::lonnet::metadata($_, 'category')?&mt(&Apache::lonnet::metadata($_, 'category')):&mt('Miscellaneous')), + &mt(&Apache::lonnet::metadata($_, 'help'))]} (@files); + @files = sort {$a->[2].$a->[1] cmp $b->[2].$b->[1]} (@files); + return @files; +} + +sub get_template_html { + my ($extension) = @_; my $result; my @allnames; &Apache::lonxml::debug("Looking for :$extension:"); my $glob_extension = $extension; if ($extension eq 'survey' || $extension eq 'exam') { - $glob_extension = 'problem'; + $glob_extension = 'problem'; } - my @files = glob($Apache::lonnet::perlvar{'lonIncludes'}. - '/templates/*.'.$glob_extension); - @files = map {[$_,&mt(&Apache::lonnet::metadata($_, 'title')), - (&Apache::lonnet::metadata($_, 'category')?&mt(&Apache::lonnet::metadata($_, 'category')):&mt('Miscellaneous')), - &Apache::lonnet::metadata($_, 'help')]} (@files); - @files = sort {$a->[2].$a->[1] cmp $b->[2].$b->[1]} (@files); + my @files = &get_template_list($extension); my ($midpoint,$seconddiv,$numfiles); my @noexamplelink = ('blank.problem','blank.library','script.library'); $numfiles = 0; @@ -1287,17 +1373,44 @@ sub get_template_list { sub newproblem { my ($request) = @_; + if ($env{'form.mode'} eq 'blank'){ + my $dest = &Apache::lonnet::filelocation("",$request->uri); + my $templatefilename = + $request->dir_config('lonIncludes').'/templates/blank.problem'; + &File::Copy::copy($templatefilename,$dest); + &renderpage($request,$dest); + return; + } + my $errormsg; if ($env{'form.template'}) { - my $file = $env{'form.template'}; - my $dest = &Apache::lonnet::filelocation("",$request->uri); - &File::Copy::copy($file,$dest); - &renderpage($request,$dest); - return; + my $file; + my ($extension) = ($env{'form.template'} =~ /\.(\w+)$/); + if ($extension) { + my @files = &get_template_list($extension); + foreach my $poss (@files) { + if (ref($poss) eq 'ARRAY') { + if ($env{'form.template'} eq $poss->[0]) { + $file = $env{'form.template'}; + last; + } + } + } + if ($file) { + my $dest = &Apache::lonnet::filelocation("",$request->uri); + &File::Copy::copy($file,$dest); + &renderpage($request,$dest); + return; + } else { + $errormsg = '

'.&mt('Invalid template file.').'

'; + } + } else { + $errormsg = '

'.&mt('Invalid template file; template needs to be a .problem, .library, or .task file.').'

'; + } } my ($extension) = ($request->uri =~ m/\.(\w+)$/); &Apache::lonxml::debug("Looking for :$extension:"); - my $templatelist=&get_template_list($extension); + my $templatelist=&get_template_html($extension); if ($env{'form.newfile'} && !$templatelist) { # no templates found my $templatefilename = @@ -1309,7 +1422,6 @@ sub newproblem { } else { my $url=&HTML::Entities::encode($request->uri,'<>&"'); my $dest = &Apache::lonnet::filelocation("",$request->uri); - my $errormsg; my $instructions; my $brcrum = [{'href' => &Apache::loncommon::authorspace($request->uri), 'text' => 'Authoring Space'}, @@ -1359,6 +1471,70 @@ sub update_construct_style { } } +# +# Sets interval for current user so time left will be zero, either for the entire folder +# containing the current resource, or just the resource, depending on value of first item +# in interval array retrieved from EXT("resource.0.interval"); +# +sub zero_timer { + my ($symb) = @_; + my ($hastimeleft,$first_access,$now); + my @interval=&Apache::lonnet::EXT("resource.0.interval",$symb); + if (@interval > 1) { + if ($interval[1] eq 'course') { + return ('fail',&mt('Ending of timed events not supported for intervals set course-wide')); + } else { + my $now = time; + my $first_access=&Apache::lonnet::get_first_access($interval[1],$symb); + if ($first_access > 0) { + my ($timelimit,$donesuffix) = split(/_/,$interval[0],2); + if ($donesuffix =~ /^done(?:|\:[^\:]+\:)(.*)$/) { + my ($dummy,$proctor,$secret) = split(/_/,$1); + if (($proctor) && ($secret ne '')) { + my $key = $env{'form.LC_interval_done_proctorpass'}; + $key =~ s/^\s+//; + $key =~ s/\s+$//; + if ($env{'form.LC_interval_done_proctorpass'} ne $secret) { + return ('fail', + &mt('Incorrect key entered by proctor')); + } + } + if ($first_access+$timelimit > $now) { + my $done_time = $now - $first_access; + my $snum = 1; + if ($interval[1] eq 'map') { + $snum = 2; + } + my $result = + &Apache::lonparmset::storeparm_by_symb_inner($symb,'0_interval', + $snum,$done_time, + 'date_interval', + $env{'user.name'}, + $env{'user.domain'}); + if ($result eq '') { + # Record action in "User Notes" + &Apache::lonmsg::store_instructor_comment( + 'Pressed Done button for symb:
'.$symb, + $env{'user.name'}, $env{'user.domain'}); + return ('ok'); + } else { + return ('fail',&mt('Error ending timed event: [_1]',$result)); + } + } else { + return ('fail',&mt('Timed event already ended')); + } + } else { + return ('fail',&mt('Timed event can not be ended before the time limit')); + } + } else { + return ('fail',&mt('Timer not yet started for this timed event')); + } + } + } else { + return ('fail',&mt('No timer in use')); + } + return(); +} sub handler { #my $t0 = [&gettimeofday()]; @@ -1409,13 +1585,23 @@ sub handler { &renderpage($request,$file); } } else { + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['mode']); # requested file doesn't exist in contruction space &newproblem($request); } } else { + # Set the event timer to zero if the "done button" was clicked. The button is + # part of the doneButton form created in lonmenu.pm + my ($donebuttonresult,$donemsg); + if ($symb && $env{'form.LC_interval_done'} eq 'true') { + ($donebuttonresult,$donemsg) = &zero_timer($symb); + undef($env{'form.LC_interval_done'}); + undef($env{'form.LC_interval_done_proctorpass'}); + } # just render the page normally outside of construction space &Apache::lonxml::debug("not construct"); - &renderpage($request,$file); + &renderpage($request,$file,undef,undef,$donemsg); } #my $td=&tv_interval($t0); #&Apache::lonxml::debug("Spent $td seconds processing"); @@ -1426,5 +1612,179 @@ sub handler { } +sub template_dropdown_datastructure { + # gathering the all templates and their path, title, category and help topic + my @templates = get_template_list('problem'); + # template category => title + my %tmplthash = (); + # template title => path + my %tmpltcontent = (); + + foreach my $template (@templates){ + # put in hash if the template is not empty + unless ($template->[1] eq ''){ + push(@{$tmplthash{$template->[2]}}, $template->[1]); + push(@{$tmpltcontent{$template->[1]}},$template->[0]); + } + } + + my $catList = []; + foreach my $cat (sort keys %tmplthash) { + my $catItems = []; + foreach my $title (sort @{$tmplthash{$cat}}) { + my $path = $tmpltcontent{$title}->[0]; + my $code; + open(FH, "<$path"); + while(){ + $code.= $_ unless $_ =~ /()|(<\/problem>)/; + } + close(FH); + + if ($code ne '') { + my $href = 'javascript:insertText(\'' . &convert_for_js(&HTML::Entities::encode($code,'<>&"')) . '\')'; + my $currItem = [$href, $title, undef]; + push @{$catItems}, $currItem; + } + } + push @{$catList}, [$catItems, $cat, undef]; + } + + return $catList; +} + +sub responseblock_dropdown_datastructure { + + my $mathCat = [ + [ + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_formularesponse())) . "\')", &mt("Formula Response"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_functionplotresponse())) . "\')", &mt("Function Plot Response"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_mathresponse())) . "\')", &mt("Math Response"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_numericalresponse())) . "\')", &mt("Numerical Response"), undef] + ], + &mt("Math"), + undef + ]; + + my $miscCat = [ + [ + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_imageresponse())) . "\')", &mt("Click on Image"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_customresponse())) . "\')", &mt("Custom Response"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_externalresponse())) . "\')", &mt("External Response"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_matchresponse())) . "\')", &mt("Match Two Lists"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_radiobuttonresponse())) . "\')", &mt("One out of N statements"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_optionresponse())) . "\')", &mt("Select from Options"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_rankresponse())) . "\')", &mt("Rank Values"), undef] + ], + &mt("Miscellaneous"), + undef + ]; + + my $chemCat = [ + [ + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_reactionresponse())) . "\')", &mt("Chemical Reaction"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_organicresponse())) . "\')", &mt("Organic Chemical Structure"), undef] + ], + &mt("Chemistry"), + undef + ]; + + my $textCat = [ + [ + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_stringresponse())) . "\')", &mt("String Response"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_essayresponse())) . "\')", &mt("Essay"), undef] + ], + &mt("Text"), + undef + ]; + + return [$mathCat, $miscCat, $chemCat, $textCat]; +} + + +sub conditional_scripting_datastructure { +# TODO: corresponding routines should be used for the javascript:insertText parts +# instead of the placeholder routine default_xml_tag with the tags +# e.g. &default_xml_tag("postanswerdate") should be replaced with a routine which +# returns the corresponding content for this case + +#TODO translated is currently temporarily here, another solution should be found where the +# needed string can be retrieved + + my $translatedTag = ' + + + +'; + return [ + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode($translatedTag)) . "\')", &mt("Translated Block"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("block"))) . "\')", &mt("Conditional Block"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("postanswerdate"))) . "\')", &mt("After Answer Date Block"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("preduedate"))) . "\')", &mt("Before Due Date Block"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("solved"))) . "\')", &mt("Block For After Solved"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("notsolved"))) . "\')", &mt("Block For When Not Solved"), undef] + ]; +} + +sub misc_datastructure { + return [ + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_img())) . "\')", &mt("Image"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::lonplot::insert_gnuplot())) . "\')", &mt("GNU Plot"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_organicstructure())) . "\')", &mt("Organic Structure"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::edit::insert_script())) . "\')", &mt("Script Block"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("allow"))) . "\')", &mt("File Dependencies"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("import"))) . "\')", &mt("Import a File"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&Apache::londefdef::insert_meta())) . "\')", &mt("Custom Metadata"), undef], + ["javascript:insertText(\'" . &convert_for_js(&HTML::Entities::encode(&default_xml_tag("part"))) . "\')", &mt("Problem Part"), undef] + ]; +} + +# helper routine for the datastructure building subroutines +sub default_xml_tag { + my ($tag) = @_; + return "\n<$tag>"; +} + +sub helpmenu_datastructure { + + # filename, title, width, height + my $helpers = [ + ['Problem_LON-CAPA_Functions.hlp', &mt('Script Functions'), 800, 600], + ['Greek_Symbols.hlp', &mt('Greek Symbols'), 500, 600], + ['Other_Symbols.hlp', &mt('Other Symbols'), 500, 600], + ['Authoring_Output_Tags.hlp', &mt('Output Tags'), 800, 600], + ['Authoring_Multilingual_Problems.hlp', &mt('Languages'), 800, 600], + ]; + + my $help_structure = []; + + foreach my $count (0..(scalar(@{$helpers})-1)) { + my $filename = $helpers->[$count]->[0]; + my $title = $helpers->[$count]->[1]; + my $width = $helpers->[$count]->[2]; + my $height = $helpers->[$count]->[3]; + if ($width eq '') { + $width = 500; + } + if ($height eq '') { + $height = 600; + } + my $href = &HTML::Entities::encode("javascript:openMyModal('/adm/help/$filename',$width,$height,'yes');"); + push @{$help_structure}, [$href, $title, undef]; + } + + return $help_structure; +} + +# we need substitution to not break javascript code +sub convert_for_js { + my $return = shift; + $return =~ s|script|ESCAPEDSCRIPT|g; + $return =~ s|\\|\\\\|g; + $return =~ s|\n|\\r\\n|g; + $return =~ s|'|\\'|g; + $return =~ s|'|\\'|g; + return $return; +} + 1; __END__