--- loncom/homework/lonhomework.pm 2015/04/20 01:22:58 1.344.2.2 +++ loncom/homework/lonhomework.pm 2015/09/14 13:45:19 1.357 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Homework handler # -# $Id: lonhomework.pm,v 1.344.2.2 2015/04/20 01:22:58 raeburn Exp $ +# $Id: lonhomework.pm,v 1.357 2015/09/14 13:45:19 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -49,8 +49,10 @@ use Apache::matchresponse(); use Apache::chemresponse(); use Apache::functionplotresponse(); use Apache::drawimage(); +use Apache::loncapamath(); use Apache::Constants qw(:common); use Apache::loncommon(); +use Apache::lonparmset(); use Apache::lonlocal; use Time::HiRes qw( gettimeofday tv_interval ); use HTML::Entities(); @@ -208,12 +210,12 @@ sub proctor_checked_in { } sub check_slot_access { - my ($id,$type)=@_; + my ($id,$type,$symb)=@_; # does it pass normal muster - my ($status,$datemsg)=&check_access($id); + my ($status,$datemsg)=&check_access($id,$symb); - my $useslots = &Apache::lonnet::EXT("resource.0.useslots"); + my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb); if ($useslots ne 'resource' && $useslots ne 'map' && $useslots ne 'map_map') { return ($status,$datemsg); @@ -237,8 +239,8 @@ sub check_slot_access { } } - my $availablestudent = &Apache::lonnet::EXT("resource.0.availablestudent"); - my $available = &Apache::lonnet::EXT("resource.0.available"); + my $availablestudent = &Apache::lonnet::EXT("resource.0.availablestudent",$symb); + my $available = &Apache::lonnet::EXT("resource.0.available",$symb); my @slots= (split(':',$availablestudent),split(':',$available)); # if (!@slots) { @@ -310,7 +312,9 @@ sub check_slot_access { if ($env{'request.course.id'}) { my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; - my ($symb)=&Apache::lonnet::whichuser(); + unless ($symb) { + ($symb)=&Apache::lonnet::whichuser(); + } $slotstatus = 'NOTRESERVABLE'; my ($reservable_now_order,$reservable_now,$reservable_future_order, $reservable_future) = @@ -364,7 +368,7 @@ sub check_slot_access { # JB, 9/24/2002: Any changes in this function may require a change # in lonnavmaps::resource::getDateStatus. sub check_access { - my ($id) = @_; + my ($id,$symb) = @_; my $date =''; my $status; my $datemsg = ''; @@ -394,11 +398,13 @@ sub check_access { &Apache::lonxml::debug("checking for part :$id:"); &Apache::lonxml::debug("time:".time); - my ($symb)=&Apache::lonnet::whichuser(); + unless ($symb) { + ($symb)=&Apache::lonnet::whichuser(); + } &Apache::lonxml::debug("symb:".$symb); #if ($env{'request.state'} ne "construct" && $symb ne '') { if ($env{'request.state'} ne "construct") { - my $idacc = &Apache::lonnet::EXT("resource.$id.acc"); + my $idacc = &Apache::lonnet::EXT("resource.$id.acc",$symb); my $allowed=&Apache::loncommon::check_ip_acc($idacc); if (!$allowed && ($Apache::lonhomework::browse ne 'F')) { $status='INVALID_ACCESS'; @@ -414,12 +420,12 @@ sub check_access { foreach my $temp ("opendate","duedate","answerdate") { $lastdate = $date; if ($temp eq 'duedate') { - $date = &due_date($id); + $date = &due_date($id,$symb); } else { - $date = &Apache::lonnet::EXT("resource.$id.$temp"); + $date = &Apache::lonnet::EXT("resource.$id.$temp",$symb); } - my $thistype = &Apache::lonnet::EXT("resource.$id.$temp.type"); + my $thistype = &Apache::lonnet::EXT("resource.$id.$temp.type",$symb); if ($thistype =~ /^(con_lost|no_such_host)/ || $date =~ /^(con_lost|no_such_host)/) { $status='UNAVAILABLE'; @@ -428,10 +434,10 @@ sub check_access { } if ($thistype eq 'date_interval') { if ($temp eq 'opendate') { - $date=&Apache::lonnet::EXT("resource.$id.duedate")-$date; + $date=&Apache::lonnet::EXT("resource.$id.duedate",$symb)-$date; } if ($temp eq 'answerdate') { - $date=&Apache::lonnet::EXT("resource.$id.duedate")+$date; + $date=&Apache::lonnet::EXT("resource.$id.duedate",$symb)+$date; } } &Apache::lonxml::debug("found :$date: for :$temp:"); @@ -465,7 +471,7 @@ sub check_access { (($Apache::lonhomework::browse eq 'F') && ($status eq 'CLOSED'))) { #check #tries, and if correct. my $tries = $Apache::lonhomework::history{"resource.$id.tries"}; - my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries"); + my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries",$symb); if ( $tries eq '' ) { $tries = '0'; } if ( $maxtries eq '' && $env{'request.state'} ne 'construct') { $maxtries = '2'; } @@ -474,7 +480,7 @@ sub check_access { if ( ($Apache::lonhomework::history{"resource.$id.solved"}=~/^correct/) && (&show_problem_status()) ) { if (($Apache::lonhomework::history{"resource.$id.awarded"} >= 1) || - (&Apache::lonnet::EXT("resource.$id.retrypartial") !~/^1|on|yes$/i)) { + (&Apache::lonnet::EXT("resource.$id.retrypartial",$symb) !~/^1|on|yes$/i)) { $status = 'CANNOT_ANSWER'; } } elsif ($Apache::lonhomework::history{"resource.$id.solved"}=~/^excused/) { @@ -486,14 +492,14 @@ sub check_access { } } if ($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER') { - my @interval=&Apache::lonnet::EXT("resource.$id.interval"); + my @interval=&Apache::lonnet::EXT("resource.$id.interval",$symb); &Apache::lonxml::debug("looking for interval @interval"); if ($interval[0]) { - my $first_access=&Apache::lonnet::get_first_access($interval[1]); + my $first_access=&Apache::lonnet::get_first_access($interval[1],$symb); &Apache::lonxml::debug("looking for accesstime $first_access"); if (!$first_access) { $status='NOT_YET_VIEWED'; - my $due_date = &due_date($id); + my $due_date = &due_date($id,$symb); my $seconds_left = $due_date - time; if ($seconds_left > $interval[0] || $due_date eq '') { $seconds_left = $interval[0]; @@ -767,8 +773,7 @@ sub analyze_header { .&Apache::loncommon::head_subbox( &Apache::loncommon::CSTR_pageheader()); $result .= - &Apache::lonxml::message_location().' -
'. ''. @@ -782,8 +787,9 @@ sub analyze_header {
- -
'; + ' + .&Apache::lonxml::message_location(). + ''; &Apache::lonxml::add_messages(\$result); $request->print($result); $request->rflush(); @@ -962,9 +968,8 @@ sub editxmlmode { $problem=''; } - if (($env{'form.problemmode'} eq 'saveeditxml') || - ($env{'form.problemmode'} eq 'saveviewxml') || + ($env{'form.problemmode'} eq 'saveviewxml') || ($env{'form.problemmode'} eq 'undoxml')) { my $error=&handle_save_or_undo($request,\$problem, \$env{'form.editxmltext'}); @@ -1010,27 +1015,88 @@ 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.='
'; + + $result .= '
    '; + + unless ($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::end_page(); - &Apache::lonxml::add_messages(\$result); - $request->print($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 ''; } @@ -1065,8 +1131,10 @@ sub renderpage { $problem=''; my $filename=(split('/',$file))[-1]; my $error = - &mt('Unable to find [_1]', - ''.$filename.''); + '

' + .&mt('Unable to find [_1]', + ''.$filename.'') + ."

"; $result.= &Apache::loncommon::simple_error_page($request,'Not available', $error,{'no_auto_mt_msg' => 1}); @@ -1117,7 +1185,25 @@ sub finished_parsing { undef($Apache::lonhomework::parsing_a_task); } -sub get_template_list { +# 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 $result; my @allnames; @@ -1126,12 +1212,7 @@ sub get_template_list { if ($extension eq 'survey' || $extension eq 'exam') { $glob_extension = 'problem'; } - my @files = glob($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'); $numfiles = 0; @@ -1193,6 +1274,12 @@ sub get_template_list { sub newproblem { my ($request) = @_; + if ($env{'form.mode'} eq 'blank'){ + my $dest = &Apache::lonnet::filelocation("",$request->uri); + &File::Copy::copy('/home/httpd/html/res/adm/includes/templates/blank.problem',$dest); + &renderpage($request,$dest); + return; + } if ($env{'form.template'}) { my $file = $env{'form.template'}; my $dest = &Apache::lonnet::filelocation("",$request->uri); @@ -1203,7 +1290,7 @@ sub newproblem { 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 $templatefilename = @@ -1265,10 +1352,47 @@ sub update_construct_style { } } +# +# Sets interval for current user so time left will be zero, either for the entire folder +# containing the current resource, or just the resource, depending on value of first item +# in interval array retrieved from EXT("resource.0.interval"); +# +sub zero_timer { + my ($symb) = @_; + my ($hastimeleft,$first_access,$now); + my @interval=&Apache::lonnet::EXT("resource.0.interval",$symb); + if (@interval > 1) { + if ($interval[1] eq 'course') { + return; + } else { + my $now = time; + my $first_access=&Apache::lonnet::get_first_access($interval[1],$symb); + if ($first_access > 0) { + my ($timelimit) = split(/_/,$interval[0]); + 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'}); + return $result; + } + } + } + } + return; +} sub handler { #my $t0 = [&gettimeofday()]; my $request=$_[0]; + $Apache::lonxml::request=$request; $Apache::lonxml::debug=$env{'user.debug'}; $env{'request.uri'}=$request->uri; @@ -1277,7 +1401,7 @@ sub handler { my $file=&Apache::lonnet::filelocation("",$request->uri); #check if we know where we are - if ($env{'request.course.fn'} && !&Apache::lonnet::symbread('','',1,1)) { + if ($env{'request.course.fn'} && !&Apache::lonnet::symbread('','',1,1)) { # if we are browsing we might not be able to know where we are if ($Apache::lonhomework::browse ne 'F' && $env{'request.state'} ne "construct") { @@ -1291,6 +1415,7 @@ sub handler { &unset_permissions(); return OK; } + &Apache::lonxml::debug("Permissions:$Apache::lonhomework::browse:$Apache::lonhomework::viewgrades:$Apache::lonhomework::modifygrades:$Apache::lonhomework::queuegrade"); &Apache::lonxml::debug("Problem Mode ".$env{'form.problemmode'}); my ($symb) = &Apache::lonnet::whichuser(); @@ -1315,10 +1440,18 @@ sub handler { &renderpage($request,$file); } } else { + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['mode']); # requested file doesn't exist in contruction space &newproblem($request); } } else { + # Set the event timer to zero if the "done button" was clicked. The button is + # part of the doneButton form created in lonmenu.pm + if ($symb && $env{'form.LC_interval_done'} eq 'true') { + &zero_timer($symb); + undef($env{'form.LC_interval_done'}); + } # just render the page normally outside of construction space &Apache::lonxml::debug("not construct"); &renderpage($request,$file); @@ -1332,5 +1465,175 @@ 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 { + + my $width = 500; + my $height = 600; + + my $helpers = [ + ['Problem_LON-CAPA_Functions', &mt('Script Functions')], + ['Greek_Symbols', &mt('Greek Symbols')], + ['Other_Symbols', &mt('Other Symbols')], + ['Authoring_Output_Tags', &mt('Output Tags')], + ['Authoring_Multilingual_Problems', + &mt('How to create problems in different languages')] + ]; + + my $help_structure = []; + + foreach my $count (0..(scalar(@{$helpers})-1)) { + my $filename = $helpers->[$count]->[0]; + my $title = $helpers->[$count]->[1]; + my $href = &HTML::Entities::encode("javascript:openMyModal('/adm/help/$filename.hlp',$width,$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__