--- loncom/homework/structuretags.pm 2012/04/04 10:48:30 1.502 +++ loncom/homework/structuretags.pm 2023/06/04 13:25:21 1.576 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # definition of tags that give a structure to a document # -# $Id: structuretags.pm,v 1.502 2012/04/04 10:48:30 foxr Exp $ +# $Id: structuretags.pm,v 1.576 2023/06/04 13:25:21 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -62,12 +62,14 @@ use Apache::lonxml; use Apache::londefdef; use Apache::lonenc(); use Apache::loncommon(); +use Apache::lonnavmaps; use Time::HiRes qw( gettimeofday tv_interval ); +use HTML::Entities(); use lib '/home/httpd/lib/perl/'; use LONCAPA; BEGIN { - &Apache::lonxml::register('Apache::structuretags',('block','languageblock','translated','instructorcomment','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','problemtype','startpartmarker','startouttext','endpartmarker','endouttext','simpleeditbutton','definetag')); + &Apache::lonxml::register('Apache::structuretags',('block','languageblock','translated','instructorcomment','while','randomlist','problem','library','web','print','tex','part','preduedate','postanswerdate','solved','notsolved','problemtype','startpartmarker','startouttext','endpartmarker','endouttext','simpleeditbutton','definetag')); } @@ -192,6 +194,28 @@ sub end_web { return ''; } +sub start_print { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + if ($target ne 'edit' && $target ne 'modified') { + if ($target ne 'tex') { + my $skip = &Apache::lonxml::get_all_text("/print",$parser,$style); + &Apache::lonxml::debug("skipping ahead :$skip: $$parser[-1]"); + } + } elsif ($target eq "edit") { + my $bodytext = &Apache::lonxml::get_all_text_unbalanced("/print",$parser); + my $result = &Apache::edit::tag_start($target,$token); + $result .= &Apache::edit::editfield($token->[1],$bodytext,'',80,1); + return $result; + } elsif ($target eq "modified") { + return $token->[4].&Apache::edit::modifiedfield("/print",$parser); + } + return ''; +} + +sub end_print { + return ''; +} + sub start_tex { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result=''; @@ -224,9 +248,57 @@ sub end_tex { } sub homework_js { + my ($postsubmit,$timeout); + if (($env{'request.course.id'}) && ($env{'request.state'} ne 'construct')) { + my $crstype = &Apache::loncommon::course_type(); + if ($crstype eq 'Community') { + $crstype = 'community'; + } elsif ($crstype eq 'Placement') { + $crstype = 'placement'; + } else { + if ($env{'course.'.$env{'request.course.id'}.'.internal.coursecode'}) { + $crstype = 'official'; + } elsif ($env{'course.'.$env{'request.course.id'}.'.internal.textbook'}) { + $crstype = 'textbook'; + } else { + $crstype = 'unofficial'; + } + } + $postsubmit = $env{'course.'.$env{'request.course.id'}.'.internal.postsubmit'}; + if ($postsubmit eq '') { + my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'}); + $postsubmit = $domdefs{'postsubmit'}; + unless ($postsubmit eq 'off') { + $timeout = $domdefs{$crstype.'postsubtimeout'}; + } + } elsif ($postsubmit eq '0') { + $postsubmit = 'off'; + } elsif ($postsubmit eq '1') { + $postsubmit = 'on'; + $timeout = $env{'course.'.$env{'request.course.id'}.'.internal.postsubtimeout'}; + if ($timeout eq '') { + my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'}); + $timeout = $domdefs{$crstype.'postsubtimeout'}; + } + } + if ($timeout eq '') { + $timeout = 60; + } + } else { + my %domdefs = &Apache::lonnet::get_domain_defaults($env{'request.role.domain'}); + $postsubmit = $domdefs{'postsubmit'}; + unless ($postsubmit eq 'off') { + $timeout = 60; + } + } + my $jstimeout = 0; + if ($timeout) { + $jstimeout = 1000 * $timeout; + } return &Apache::loncommon::resize_textarea_js(). + &Apache::loncommon::colorfuleditor_js(). &setmode_javascript(). - <<'JS'; + <<"JS"; JS @@ -264,8 +414,10 @@ sub setmode_javascript { @@ -291,13 +443,17 @@ sub page_start { $extra_head .= &homework_js(). &Apache::lonhtmlcommon::dragmath_js("EditMathPopup"); if (&Apache::lonhtmlcommon::htmlareabrowser()) { - my %textarea_args = ( + my %textarea_args; + if (($env{'request.state'} ne 'construct') || + ($env{'environment.nocodemirror'})) { + %textarea_args = ( dragmath => 'math', ); + } $extra_head .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args); } my $is_task = ($env{'request.uri'} =~ /\.task$/); - my $needs_upload; + my ($needs_upload,$partlist); my ($symb)= &Apache::lonnet::whichuser(); my ($map,$resid,$resurl)=&Apache::lonnet::decode_symb($symb); if ($is_task) { @@ -315,6 +471,12 @@ sub page_start { unless ($is_page) { $needs_upload = 1; } + if ((ref($tagstack) eq 'ARRAY') && ($tagstack->[-1] eq 'problem')) { + my $res = $navmap->getBySymb($symb); + if (ref($res)) { + $partlist = $res->parts(); + } + } } } } else { @@ -326,10 +488,17 @@ sub page_start { if (ref($mapres)) { $is_page = $mapres->is_page(); } - unless ($is_page) { + if ($is_page) { + if ((ref($tagstack) eq 'ARRAY') && ($tagstack->[-1] eq 'problem')) { + my $res = $navmap->getBySymb($symb); + if (ref($res)) { + $partlist = $res->parts(); + } + } + } else { my $res = $navmap->getBySymb($symb); if (ref($res)) { - my $partlist = $res->parts(); + $partlist = $res->parts(); if (ref($partlist) eq 'ARRAY') { foreach my $part (@{$partlist}) { my @types = $res->responseType($part); @@ -351,7 +520,9 @@ sub page_start { } } if ($needs_upload) { - $extra_head .= &Apache::lonhtmlcommon::file_submissionchk_js(); + $extra_head .= &Apache::lonhtmlcommon::file_submissionchk_js() + .''; } } @@ -370,6 +541,9 @@ sub page_start { "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n". &Apache::loncommon::browser_and_searcher_javascript(). "\n\n"; + if ($target eq 'edit') { + $extra_head .= &Apache::edit::js_update_linknum(); + } } } @@ -379,23 +553,25 @@ sub page_start { } elsif (!defined($found{'body'}) && $env{'request.state'} eq 'construct') { if ($target eq 'web' || $target eq 'edit') { - # Breadcrumbs for Construction Space - &Apache::lonhtmlcommon::clear_breadcrumbs(); - &Apache::lonhtmlcommon::add_breadcrumb({ - 'text' => 'Construction Space', - 'href' => &Apache::loncommon::authorspace($env{'request.uri'}), - }); - # breadcrumbs (and tools) will be created - # in start_page->bodytag->innerregister + unless ($env{'form.inhibitmenu'} eq 'yes') { + # Breadcrumbs for Authoring Space + &Apache::lonhtmlcommon::clear_breadcrumbs(); + &Apache::lonhtmlcommon::add_breadcrumb({ + 'text' => 'Authoring Space', + 'href' => &Apache::loncommon::authorspace($env{'request.uri'}), + }); + # breadcrumbs (and tools) will be created + # in start_page->bodytag->innerregister # FIXME Where are we? -# &Apache::lonhtmlcommon::add_breadcrumb({ -# 'text' => 'Problem Editing', # 'Problem Testing' -# 'href' => '', -# }); - $pageheader =&Apache::loncommon::head_subbox( - &Apache::loncommon::CSTR_pageheader()); - } +# &Apache::lonhtmlcommon::add_breadcrumb({ +# 'text' => 'Problem Editing', # 'Problem Testing' +# 'href' => '', +# }); + $pageheader = &Apache::loncommon::head_subbox( + &Apache::loncommon::CSTR_pageheader()); + } + } } elsif (!defined($found{'body'})) { my %add_entries; my $background=&Apache::lonxml::get_param('background',$parstack, @@ -414,6 +590,8 @@ sub page_start { $body_args{'add_entries'} = \%add_entries; if ( $env{'request.state'} eq 'construct') { $body_args{'only_body'} = 1; + } elsif ($target eq 'web') { + $body_args{'print_suppress'} = 1; } } $body_args{'no_auto_mt_title'} = 1; @@ -448,12 +626,13 @@ sub page_start { my ($symb,$courseid,$udom,$uname)=&Apache::lonnet::whichuser(); my ($path,$multiresp) = &Apache::loncommon::get_turnedin_filepath($symb,$uname,$udom); - if (($is_task) || ($needs_upload)) { + if ($env{'request.user_in_effect'}) { + $form_tag_start .= ' onsubmit="preventDefault();"'; + } elsif (($is_task) || ($needs_upload)) { $form_tag_start .= ' onsubmit="return file_submission_check(this,'."'$path','$multiresp'".');"'; } $form_tag_start.='>'."\n"; - my $symb=&Apache::lonnet::symbread(); if ($symb =~ /\S/) { $symb= &HTML::Entities::encode(&Apache::lonenc::check_encrypt($symb)); @@ -461,7 +640,7 @@ sub page_start { "\t".''."\n"; } } - return ($page_start,$form_tag_start); + return ($page_start,$form_tag_start,$partlist); } #use Time::HiRes(); @@ -492,19 +671,45 @@ sub get_resource_name { } sub setup_rndseed { - my ($safeeval,$target)=@_; + my ($safeeval,$target,$probpartlist,$prevparttype)=@_; my ($symb)=&Apache::lonnet::whichuser(); - my ($questiontype,$set_safespace,$rndseed); + my ($questiontype,$set_safespace,$rndseed,$numtries,$reqtries); if ($target eq 'analyze') { $questiontype = $env{'form.grade_questiontype'}; } unless (defined($questiontype)) { $questiontype = $Apache::lonhomework::type; } - if ($env{'request.state'} eq "construct" - || $symb eq '' - || $Apache::lonhomework::type eq 'practice' - || $Apache::lonhomework::history{'resource.CODE'}) { + if ($Apache::lonhomework::type eq 'randomizetry') { + my $partfortries = $Apache::inputtags::part; +# +# Where question type is "randomizetry" for a problem containing +# a single part (and unless type is explicitly set to not be +# "randomizetry" for that part), the number of tries used to +# determine randomization will be for that part, and randomization +# from calls to &random() in a perl script block before the part tag, +# will change based on the number of tries, and value of the +# "randomizeontries" parameter in effect for the single part. +# + if (ref($probpartlist) eq 'ARRAY') { + if ((@{$probpartlist} == 1) && ($probpartlist->[0] ne $partfortries)) { + if (&Apache::lonnet::EXT('resource.'.$probpartlist->[0].'.type') eq 'randomizetry') { + $partfortries = $probpartlist->[0]; + } else { + $partfortries = ''; + } + } + } + if ($partfortries ne '') { + $numtries = $Apache::lonhomework::history{"resource.$partfortries.tries"}; + $reqtries = &Apache::lonnet::EXT("resource.$partfortries.randomizeontries"); + } + } + if (($env{'request.state'} eq "construct") + || ($symb eq '') + || ($Apache::lonhomework::type eq 'practice') + || ($Apache::lonhomework::history{'resource.CODE'}) + || (($env{'form.code_for_randomlist'}) && ($target eq 'analyze'))) { &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['rndseed']); $rndseed=$env{'form.rndseed'}; @@ -513,17 +718,23 @@ sub setup_rndseed { if (!$rndseed) { $rndseed=time; } - $env{'form.rndseed'}=$rndseed; + unless ($env{'form.code_for_randomlist'}) { + $env{'form.rndseed'}=$rndseed; + } } - if (($env{'request.state'} eq "construct") && + if ((($env{'request.state'} eq "construct") || ($symb eq '')) && ($Apache::lonhomework::type eq 'randomizetry')) { - my $tries = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.tries"}; - if ($tries) { - $rndseed += $tries; + if ($numtries) { + if (($reqtries =~ /^\d+$/) && ($reqtries > 1)) { + my $inc = int($numtries/$reqtries); + $rndseed += $inc; + } else { + $rndseed += $numtries; + } } $env{'form.'.$Apache::inputtags::part.'.rndseed'}=$rndseed; } - if ( ($env{'form.resetdata'} eq &mt('New Problem Variation') + if ( ($env{'form.resetdata'} eq 'new_problem_variation' && $env{'form.submitted'} eq 'yes') || $env{'form.newrandomization'} eq &mt('New Randomization')) { srand(time); @@ -541,7 +752,11 @@ sub setup_rndseed { $rndseed=join(':',&Apache::lonnet::digest($rndseed)); } } - if ($Apache::lonhomework::history{'resource.CODE'}) { + if (($env{'form.code_for_randomlist'}) && ($target eq 'analyze')) { + $env{'form.CODE'} = $env{'form.code_for_randomlist'}; + $rndseed=&Apache::lonnet::rndseed(); + undef($env{'form.CODE'}); + } elsif ($Apache::lonhomework::history{'resource.CODE'}) { $rndseed=&Apache::lonnet::rndseed(); } $set_safespace = 1; @@ -553,7 +768,7 @@ sub setup_rndseed { } unless (($target eq 'analyze') && (defined($rndseed))) { $rndseed=&Apache::lonnet::rndseed(); - my $curr_try = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.tries"}; + my $curr_try = $numtries; if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { $curr_try ++; } @@ -561,7 +776,6 @@ sub setup_rndseed { $rndseed = $1; } if ($curr_try) { - my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); if (($reqtries =~ /^\d+$/) && ($reqtries > 1)) { my $inc = int(($curr_try-1)/$reqtries); $rndseed += $inc; @@ -571,11 +785,23 @@ sub setup_rndseed { } } $set_safespace = 1; + if ($target eq 'grade') { + $Apache::lonhomework::rawrndseed = $rndseed; + } + } elsif ($prevparttype eq 'randomizetry') { + if ($env{'form.0.rndseed'} ne '') { + $set_safespace = 1; + $rndseed = $env{'form.0.rndseed'}; + } } if ($set_safespace) { if ($safeeval) { &Apache::lonxml::debug("Setting rndseed to $rndseed"); &Apache::run::run('$external::randomseed="'.$rndseed.'";',$safeeval); + if (($Apache::lonhomework::type eq 'randomizetry') || ($prevparttype eq 'randomizetry')) { + &Apache::lonxml::debug("Setting randomizetrypart to $Apache::inputtags::part"); + &Apache::run::run('$external::randomizetrypart="'.$Apache::inputtags::part.'";',$safeeval); + } } } unless (($env{'request.state'} eq "construct") || ($symb eq '')) { @@ -600,53 +826,81 @@ sub problem_edit_action_button { sub problem_edit_buttons { my ($mode)=@_; +# Buttons that save + my $result = '
'; + if ($mode eq 'editxml') { + $result.=&problem_edit_action_button('subsaveedit','saveeditxml','s','Save and EditXML'); + $result.=&problem_edit_action_button('subsaveview','saveviewxml','v','Save and View'); + } else { + $result.=&problem_edit_action_button('subsaveedit','saveedit','s','Save and Edit'); + $result.=&problem_edit_action_button('subsaveview','saveview','v','Save and View'); + } + $result.="\n
\n"; # Buttons that do not save - my $result='
'. + $result .= '
'. &problem_edit_action_button('subdiscview','discard','d','Discard Edits and View',1); if ($mode eq 'editxml') { $result.=&problem_edit_action_button('subedit','edit','e','Edit',1); $result.=&problem_edit_action_button('subundo','undoxml','u','Undo',1); - $result.=&Apache::lonhtmlcommon::dragmath_button("LC_editxmltext",1); + if ($env{'environment.nocodemirror'}) { + $result.=&Apache::lonhtmlcommon::dragmath_button("LC_editxmltext",1); + } } else { $result.=&problem_edit_action_button('subeditxml','editxml','x','EditXML',1); $result.=&problem_edit_action_button('subundo','undo','u','Undo',1); } $result.="\n
"; -# Buttons that save - $result.='
'; - if ($mode eq 'editxml') { - $result.=&problem_edit_action_button('subsaveedit','saveeditxml','s','Save and EditXML'); - $result.=&problem_edit_action_button('subsaveview','saveviewxml','v','Save and View'); - } else { - $result.=&problem_edit_action_button('subsaveedit','saveedit','s','Save and Edit'); - $result.=&problem_edit_action_button('subsaveview','saveview','v','Save and View'); - } - $result.="\n
\n"; return $result; } sub problem_edit_header { - return ''. + my ($mode)=@_; + my $return = ''. &remember_problem_state('edit').' -
-
-'.&mt('Problem Editing').&Apache::loncommon::help_open_menu('Problem Editing','Problem_Editor_XML_Index',5,'Authoring').' -
'. -''. -&problem_edit_buttons().' -
-'.&Apache::lonxml::message_location().' -
-'. - '" + $result.=&Apache::edit::start_table($token)."" .'' - .'' + .'' .'' - .'
'; +
+
+ '.&mt('Problem Editing').$mode.&Apache::loncommon::help_open_menu('Problem Editing','Problem_Editor_XML_Index',5,'Authoring').' +
'. + ''. + &problem_edit_buttons(); + + $return .= '
' . &Apache::lonxml::message_location(); + $return .= ' + '; + + $return .= ' + +
'; + return $return; } sub problem_edit_footer { + my $resource = $env{'request.ambiguous'}; return '

'. &problem_edit_buttons().'
+
'. "\n\n".&Apache::loncommon::end_page(); @@ -711,7 +965,7 @@ sub problem_web_to_edit_header { ".&mt("Problem Type:")." ".&option('yes','problemstatus').&mt("Show Feedback")." - ".&option('no', 'problemstatus').&mt("Don't Show Incorect/Correct Feedback")." + ".&option('no', 'problemstatus').&mt("Don't Show Incorrect/Correct Feedback")." ".&option('no_feedback_ever', 'problemstatus').&mt("Don't Show Any Feedback")." @@ -763,7 +1017,8 @@ $show_all - +
@@ -796,6 +1051,12 @@ $show_all 'onclick="javascript:setmode(this.form,'."'edit'".')" />'; $result .= ''; + if ($env{'browser.type'} ne 'explorer' || $env{'browser.version'} > 9) { + my $uri = $env{'request.uri'}; + my $daxeurl = '/daxepage'.$uri; + $result .= ''; + } $result.='
@@ -822,8 +1083,8 @@ sub initialize_storage { || $Apache::lonhomework::type eq 'practice') { my $namespace = $symb || $env{'request.uri'}; - if ($env{'form.resetdata'} eq &mt('Reset Submissions') || - ($env{'form.resetdata'} eq &mt('New Problem Variation') + if ($env{'form.resetdata'} eq 'reset_submissions' || + ($env{'form.resetdata'} eq 'new_problem_variation' && $env{'form.submitted'} eq 'yes') || $env{'form.newrandomization'} eq &mt('New Randomization')) { &Apache::lonnet::tmpreset($namespace,'',$domain,$name); @@ -831,7 +1092,7 @@ sub initialize_storage { } %Apache::lonhomework::history= &Apache::lonnet::tmprestore($namespace,'',$domain,$name); - my ($temp)=keys %Apache::lonhomework::history ; + my ($temp)=keys(%Apache::lonhomework::history); &Apache::lonxml::debug("Return message of $temp"); } else { %Apache::lonhomework::history= @@ -839,7 +1100,7 @@ sub initialize_storage { } #ignore error conditions - my ($temp)=keys %Apache::lonhomework::history ; + my ($temp)=keys(%Apache::lonhomework::history); if ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); } } @@ -847,12 +1108,37 @@ sub initialize_storage { =item finalize_storage() - Stores away the result has to a student's environment - checks form.grade_ for specific values, other wises stores - to the running users environment - Will increment totals for attempts, students, and corrects - if running user has student role. - + Stores away the result hash to a student's environment; + checks form.grade_ for specific values, otherwise stores + to the running user's environment. + + &check_correctness_changes() is called in two circumstances + in which the results hash is to be stored permanently, for + grading triggered by a student's submission, where feedback on + correctness is to be provided to the student. + + 1. Immediately prior to storing the results hash + + To handle the case where a student's submission (and award) were + stored after history was retrieved in &initialize_storage(), e.g., + if a student submitted answers in quick succession (e.g., from + multiple tabs). &Apache::inputtags::hidealldata() is called for + any parts with out-of-order storage (i.e., correct then incorrect, + where awarded >= 1 when correct). + + 2. Immediately after storing the results hash + + To handle the case where lond on the student's homeserver returns + delay:N -- where N is the number of transactions between the last + retrieved in &initialize_storage() and the last stored immediately + before permanent storage of the current transaction via + lond::store_handler(). &Apache::grades::makehidden() is called + for any parts with out-of-order storage (i.e., correct then incorrect, + where awarded >= 1 when correct). + + Will call &store_aggregates() to increment totals for attempts, + students, and corrects, if running user has student role. + =cut @@ -864,6 +1150,8 @@ sub finalize_storage { delete(@Apache::lonhomework::results{@remove}); my ($symb,$courseid,$domain,$name) = &Apache::lonnet::whichuser($given_symb); + my ($passback,$pbscope,$pbmap,$pbsymb,$pbtype,$crsdef,$ltinum, + $ltiref,$total,$possible,$dopassback); if ($env{'request.state'} eq 'construct' || $symb eq '' || $Apache::lonhomework::type eq 'practice') { @@ -873,10 +1161,195 @@ sub finalize_storage { $namespace,'',$domain,$name); &Apache::lonxml::debug('Construct Store return message:'.$result); } else { + my ($laststore,$checkedparts,@parts,%postcorrect,%record); + if (($env{'user.name'} eq $name) && ($env{'user.domain'} eq $domain) && + (!$Apache::lonhomework::scantronmode) && (!defined($env{'form.grade_symb'})) && + (!defined($env{'form.grade_courseid'}))) { + if (($env{'request.lti.login'}) || ($env{'request.deeplink.login'})) { + my ($map)=&Apache::lonnet::decode_symb($symb); + $map = &Apache::lonnet::clutter($map); + if ($env{'request.lti.login'}) { + ($passback,$pbscope,$pbmap,$pbsymb,$ltinum,$ltiref) = + &needs_lti_passback($courseid,$symb,$map); + } elsif ($env{'request.deeplink.login'}) { + ($passback,$pbscope,$pbmap,$pbsymb,$crsdef,$ltinum,$ltiref) = + &needs_linkprot_passback($courseid,$symb,$map); + } + } + if ($Apache::lonhomework::history{'version'}) { + $laststore = $Apache::lonhomework::history{'version'}.'='. + $Apache::lonhomework::history{'timestamp'}; + } else { + $laststore = '0=0'; + } + %record = &Apache::lonnet::restore($symb,$courseid,$domain,$name); + if ($record{'version'}) { + my ($newversion,$oldversion,$oldtimestamp); + if ($Apache::lonhomework::history{'version'}) { + $oldversion = $Apache::lonhomework::history{'version'}; + $oldtimestamp = $Apache::lonhomework::history{'timestamp'}; + } else { + $oldversion = 0; + $oldtimestamp = 0; + } + if ($record{'version'} > $oldversion) { + if ($record{'timestamp'} >= $oldtimestamp) { + $laststore = $record{'version'}.'='.$record{'timestamp'}; + $newversion = $record{'version'} + 1; + $checkedparts = 1; + foreach my $key (keys(%Apache::lonhomework::results)) { + if ($key =~ /^resource\.([^\.]+)\.solved$/) { + my $part = $1; + if ($Apache::lonhomework::results{$key} eq 'incorrect_attempted') { + push(@parts,$part); + } + } + } + if (@parts) { + my @parts_to_hide = &check_correctness_changes($symb,$courseid,$domain,$name, + \%record,\@parts,$newversion, + $oldversion); + if (@parts_to_hide) { + foreach my $part (@parts_to_hide) { + $postcorrect{$part} = 1; + &Apache::inputtags::hidealldata($part); + } + } + } + } + } + } + } $result=&Apache::lonnet::cstore(\%Apache::lonhomework::results, - $symb,$courseid,$domain,$name); + $symb,$courseid,$domain,$name,$laststore); + if ($result =~ /^delay\:(\d+)$/) { + my $numtrans = $1; + my ($oldversion) = split(/=/,$laststore); + if ($numtrans) { + my $newversion = $oldversion + 1 + $numtrans; + my @possparts; + if ($checkedparts) { + foreach my $part (@parts) { + unless ($postcorrect{$part}) { + push(@possparts,$part); + } + } + } else { + foreach my $key (keys(%Apache::lonhomework::results)) { + if ($key =~ /^resource\.([^\.]+)\.solved$/) { + my $part = $1; + unless ($postcorrect{$part}) { + if ($Apache::lonhomework::results{$key} eq 'incorrect_attempted') { + push(@possparts,$part); + } + } + } + } + } + if (@possparts) { + my %newrecord = &Apache::lonnet::restore($symb,$courseid,$domain,$name); + my @parts_to_hide = &check_correctness_changes($symb,$courseid,$domain,$name, + \%newrecord,\@possparts,$newversion, + $oldversion); + if (@parts_to_hide) { + my $partslist = join(',',@parts_to_hide); + &Apache::grades::makehidden($newversion,$partslist,\%newrecord,$symb,$domain,$name,1); + } + } + } + } + if ($passback) { + foreach my $key (keys(%Apache::lonhomework::results)) { + if ($key =~ /^resource\.([^\.]+)\.solved$/) { + my $part = $1; + if ((($Apache::lonhomework::results{$key} =~ /^correct_/) || + ($Apache::lonhomework::results{$key} eq 'incorrect_attempted')) && + ($Apache::lonhomework::results{"resource.$part.tries"})) { + $dopassback = 1; + last; + } + } + } + } + if (($dopassback) && ($pbscope eq 'resource') && ($pbsymb eq $symb)) { + $total = 0; + $possible = 0; + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + my $res = $navmap->getBySymb($symb); + if (ref($res)) { + my $partlist = $res->parts(); + if (ref($partlist) eq 'ARRAY') { + foreach my $part (@{$partlist}) { + unless (exists($Apache::lonhomework::results{"resource.$part.solved"})) { + next if ($Apache::lonhomework::record{"resource.$part.solved"} =~/^excused/); + my $weight = &Apache::lonnet::EXT("resource.$part.weight",$symb); + $possible += $weight; + if (($record{'version'}) && (exists($record{"resource.$part.awarded"}))) { + my $awarded = $record{"resource.$part.awarded"}; + if ($awarded) { + $total += $weight * $awarded; + } + } + } + } + } + } + } + foreach my $key (keys(%Apache::lonhomework::results)) { + if ($key =~ /^resource\.([^\.]+)\.awarded$/) { + my $part = $1; + my $weight = &Apache::lonnet::EXT("resource.$part.weight",$symb); + $possible += $weight; + my $awarded = $Apache::lonhomework::results{$key}; + if ($awarded) { + $total += $weight * $awarded; + } + } + } + } &Apache::lonxml::debug('Store return message:'.$result); &store_aggregates($symb,$courseid); + if ($dopassback) { + my $scoreformat = 'decimal'; + if (($env{'request.lti.login'}) || ($env{'request.deeplink.login'})) { + if (ref($ltiref) eq 'HASH') { + if ($ltiref->{'scoreformat'} =~ /^(decimal|ratio|percentage)$/) { + $scoreformat = $1; + } + } + } + my ($pbid,$pburl,$pbtype); + if ($env{'request.lti.login'}) { + $pbid = $env{'request.lti.passbackid'}; + $pburl = $env{'request.lti.passbackurl'}; + $pbtype = 'lti'; + } elsif ($env{'request.deeplink.login'}) { + $pbid = $env{'request.linkprotpbid'}; + $pburl = $env{'request.linkprotpburl'}; + $pbtype = 'linkprot'; + } + my $ltigrade = { + 'ltinum' => $ltinum, + 'lti' => $ltiref, + 'crsdef' => $crsdef, + 'cid' => $courseid, + 'uname' => $env{'user.name'}, + 'udom' => $env{'user.domain'}, + 'pbid' => $pbid, + 'pburl' => $pburl, + 'pbtype' => $pbtype, + 'scope' => $pbscope, + 'pbmap' => $pbmap, + 'pbsymb' => $pbsymb, + 'format' => $scoreformat, + }; + if ($pbscope eq 'resource') { + $ltigrade->{'total'} = $total; + $ltigrade->{'possible'} = $possible; + } + push(@Apache::lonhomework::ltipassback,$ltigrade); + } } } else { &Apache::lonxml::debug('Nothing to store'); @@ -884,6 +1357,150 @@ sub finalize_storage { return $result; } +sub needs_lti_passback { + my ($courseid,$symb,$map) = @_; + if (($env{'request.lti.passbackid'}) && ($env{'request.lti.passbackurl'})) { + if ($courseid =~ /^($LONCAPA::match_domain)_($LONCAPA::match_courseid)$/) { + my ($cdom,$cnum) = ($1,$2); + my %lti = &Apache::lonnet::get_domain_lti($cdom,'provider'); + if (ref($lti{$env{'request.lti.login'}}) eq 'HASH') { + if ($lti{$env{'request.lti.login'}}{'passback'}) { + my $itemnum = $env{'request.lti.login'}; + my ($ltiscope,$ltiuri,$ltisymb) = + &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'}, + $cdom,$cnum,1); + my ($passback,$ltimap); + if ($ltiscope eq 'resource') { + if ($ltisymb eq $symb) { + $passback = 1; + } + } elsif ($ltiscope eq 'map') { + if ($ltiuri eq $map) { + $passback = 1; + $ltimap = $map; + } + } elsif ($ltiscope eq 'course') { + if (($env{'request.lti.uri'} eq "/$cdom/$cnum") || ($env{'request.lti.uri'} eq '')) { + $passback = 1; + } + } + return ($passback,$ltiscope,$ltimap,$ltisymb,$itemnum,$lti{$itemnum}); + } + } + } + } + return; +} + +sub needs_linkprot_passback { + my ($courseid,$symb,$map) = @_; + if (($env{'request.linkprotpbid'}) && ($env{'request.linkprotpburl'})) { + if ($courseid =~ /^($LONCAPA::match_domain)_($LONCAPA::match_courseid)$/) { + my ($cdom,$cnum) = ($1,$2); + my ($deeplink_symb,$deeplink_map,$deeplink,$passback); + $deeplink_symb = &Apache::loncommon::deeplink_login_symb($cnum,$cdom); + if ($deeplink_symb) { + if ($deeplink_symb =~ /\.(page|sequence)$/) { + $deeplink_map = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($deeplink_symb))[2]); + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + $deeplink = $navmap->get_mapparam(undef,$deeplink_map,'0.deeplink'); + } + } else { + $deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$deeplink_symb); + $deeplink_map = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($deeplink_symb))[0]); + } + if (($deeplink ne '') && ($env{'request.linkprot'} ne '')) { + my ($itemid,$tinyurl) = split(/:/,$env{'request.linkprot'}); + if ($itemid =~ /^(\d+)(c|d)$/) { + my ($itemnum,$itemtype) = ($1,$2); + my ($crsdef,$lti_in_use); + if ($itemtype eq 'c') { + $crsdef = 1; + my %crslti = &Apache::lonnet::get_course_lti($cnum,$cdom,'provider'); + $lti_in_use = $crslti{$itemnum}; + } else { + my %domlti = &Apache::lonnet::get_domain_lti($cdom,'linkprot'); + $lti_in_use = $domlti{$itemnum}; + } + my ($state,$others,$listed,$scope,$protect,$display,$target,$exit) = split(/,/,$deeplink); + my $passback; + if ($scope eq 'resource') { + if ($deeplink_symb eq $symb) { + $passback = 1; + } + } elsif ($scope eq 'map') { + if (&Apache::lonnet::clutter($deeplink_map) eq $map) { + $passback = 1; + } + } elsif ($scope eq 'recurse') { +#FIXME check if $deeplink_map contains $map + $passback = 1; + } + return ($passback,$scope,$deeplink_map,$deeplink_symb,$crsdef,$itemnum,$lti_in_use); + } + } + } + } + } +} + +=pod + +=item check_correctness_changes() + + For all parts for which current results contain a solved status + of "incorrect_attempted", check if there was a transaction in which + solved was set to "correct_by_student" in the time since the last + transaction (retrieved when &initialize_storage() was called i.e., + when &start_problem() was called), unless: + (a) questiontype parameter is set to survey or anonymous survey (+/- credit) + (b) problemstatus is set to no or no_feedback_ever + If such a transaction exists, and did not occur after "reset status" + by a user with grading privileges, then the current transaction is an + example of an out-of-order transaction (i.e., incorrect occurring after + correct). Accordingly, the current transaction should be hidden. + +=cut + + +sub check_correctness_changes { + my ($symb,$courseid,$domain,$name,$record,$parts,$newversion,$oldversion) = @_; + my @parts_to_hide; + unless ((ref($record) eq 'HASH') && (ref($parts) eq 'ARRAY')) { + return @parts_to_hide; + } + if (@{$parts}) { + my $usec; + if (($env{'user.name'} eq $name) && ($env{'user.domain'} eq $domain) && + ($env{'request.course.id'} eq $courseid)) { + $usec = $env{'request.course.sec'}; + } else { + $usec = &Apache::lonnet::getsection($domain,$name,$courseid); + } + foreach my $id (@{$parts}) { + next if (($Apache::lonhomework::results{'resource.'.$id.'.type'} =~ /survey/) || + (&Apache::lonnet::EXT("resource.$id.problemstatus",$symb, + $domain,$name,$usec,undef,$courseid) =~ /^no/)); + my $reset; + for (my $i=$newversion-1; $i>=$oldversion; $i--) { + if (($record->{$i.':resource.'.$id.'.regrader'}) && + ($record->{$i.':resource.'.$id.'.tries'} eq '') && + ($record->{$i.':resource.'.$id.'.award'} eq '')) { + $reset = 1; + } elsif (($record->{$i.":resource.$id.solved"} eq 'correct_by_student') && + ($record->{$i.":resource.$id.awarded"} >= 1)) { + unless ($reset) { + push(@parts_to_hide,$id); + last; + } + } + } + } + } + return @parts_to_hide; +} + =pod item store_aggregates() @@ -933,8 +1550,8 @@ sub store_aggregates { } else { $anoncounter{$symb."\0".$part} = 1; } - my $needsrelease = $Apache::lonnet::needsrelease{'parameter:type:'.$Apache::lonhomework::results{'resource.'.$part.'.type'}}; - if ($needsrelease) { + my $needsrelease = $Apache::lonnet::needsrelease{'parameter:type:'.$Apache::lonhomework::results{'resource.'.$part.'.type'}.'::'}; + if ($needsrelease) { my $curr_required = $env{'course.'.$env{'request.course.id'}.'.internal.releaserequired'}; if ($curr_required eq '') { &Apache::lonnet::update_released_required($needsrelease); @@ -948,7 +1565,7 @@ sub store_aggregates { } } } - if (keys (%aggregate) > 0) { + if (keys(%aggregate) > 0) { &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate, $cdomain,$cname); } @@ -962,13 +1579,114 @@ sub store_aggregates { } } +sub access_status_msg { + my ($mode,$status,$symb,$target,$ipused,$accessmsg) = @_; + my $msg; + if ($target eq 'web') { + if ($status eq 'UNAVAILABLE') { + $msg.='

'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'

'; + } elsif ($status eq 'NOT_IN_A_SLOT') { + $msg.='

'.&mt('You are not currently signed up to work at this time and/or place.').'

'; + } elsif (($status eq 'RESERVABLE') || ($status eq 'RESERVABLE_LATER') || + ($status eq 'NOTRESERVABLE')) { + $msg.='

'.&mt('Access requires reservation to work at specific time/place.').'

'; + } elsif ($status ne 'NOT_YET_VIEWED') { + $msg.='

'.&mt('Not open to be viewed').'

'; + } + if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') { + $msg.=&mt('The problem ').$accessmsg; + } elsif ($status eq 'UNCHECKEDOUT') { + $msg.=&checkout_msg(); + } elsif ($status eq 'NOT_YET_VIEWED') { + $msg.=&firstaccess_msg($accessmsg,$symb); + } elsif ($status eq 'NOT_IN_A_SLOT') { + $msg.=&Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work"); + } elsif ($status eq 'RESERVABLE') { + $msg.=&mt('Available to make a reservation.').' '.&mt('Reservation window closes [_1].', + &Apache::lonnavmaps::timeToHumanString($accessmsg,'end')). + '
'. + &Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work"); + } elsif ($status eq 'RESERVABLE_LATER') { + $msg.=&mt('Window to make a reservation will open [_1].', + &Apache::lonnavmaps::timeToHumanString($accessmsg,'start')); + } elsif ($status eq 'NOTRESERVABLE') { + $msg.=&mt('Not available to make a reservation.'); + } elsif ($status eq 'NEED_DIFFERENT_IP') { + if ($ipused) { + $msg.=&mt('You must use the same computer ([_1]) you used when you first accessed this resource using your time/place-based reservation.',"IP: $ipused"); + } else { + $msg.=&mt('Each student must use a different computer to access this resource at this time and/or place.').'
'. + &mt('Somebody else has already used this particular computer for that purpose.'); + } + } + $msg.='
'; + } elsif ($target eq 'tex') { + my $startminipage = ($env{'form.problem_split'}=~/yes/i)? '' + : '\begin{minipage}{\textwidth}'; + + $msg ='\noindent \vskip 1 mm '. + $startminipage.'\vskip 0 mm'; + if ($status eq 'UNAVAILABLE') { + $msg.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm '; + } else { + $msg.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm "; + } + } + return $msg; +} + +sub checkin_prompt { + my ($target,$slot_name,$slot,$type) = @_; + my $result; + if ($target eq 'web') { + $result = &Apache::bridgetask::proctor_validation_screen($slot); + } elsif ($target eq 'grade') { + if (!&Apache::bridgetask::proctor_check_auth($slot_name,$slot,$type)) { + $result = &mt('An error occurred during check-in'); + } + } + return $result; +} + +sub selfcheckin_resource { + my ($resource_due,$slot_name,$slot,$symb) = @_; + if ($slot_name ne '') { + my $checked_in = + $Apache::lonhomework::history{'resource.0.checkedin'}; + if ($checked_in eq '') { + # unproctored slot access, self checkin + my $needsiptied; + if (ref($slot)) { + $needsiptied = $slot->{'iptied'}; + } + my $check = &Apache::bridgetask::check_in('problem',undef,undef, + $slot_name,$needsiptied); + if ($check =~ /^error: /) { + &Apache::lonnet::logthis("Error during self-checkin of problem (symb: $symb) using slot: $slot_name"); + } else { + $checked_in = $Apache::lonhomework::results{"resource.0.checkedin"}; + } + } + if ((ref($slot) eq 'HASH') && ($checked_in ne '')) { + if ($slot->{'starttime'} < time()) { + if (!$resource_due) { + $resource_due = $slot->{'endtime'}; + } elsif ($slot->{'endtime'} < $resource_due) { + $resource_due = $slot->{'endtime'}; + } + } + } + } + return $resource_due; +} + sub checkout_msg { my %lt=&Apache::lonlocal::texthash( 'resource'=>'The resource needs to be checked out', 'id_expln'=>'As a resource gets checked out, a unique timestamped ID is given to it, and a permanent record is left in the system.', 'warning'=>'Checking out resources is subject to course policies, and may exclude future credit even if done erroneously.', - 'checkout'=>'Check out Exam for Viewing', - 'checkout?'=>'Check out Exam?'); + 'checkout'=>'Check out Bubblesheet Exam for Viewing', + 'checkout?'=>'Check out Bubblesheet Exam?'); my $uri = &Apache::lonenc::check_encrypt($env{'request.uri'}); return (<$lt{'resource'} @@ -976,7 +1694,7 @@ sub checkout_msg {

$lt{'warning'}

- +
ENDCHECKOUT } @@ -990,27 +1708,29 @@ sub firstaccess_msg { my $foldertitle=&Apache::lonnet::gettitle($map); &Apache::lonxml::debug("map is $map title is $foldertitle"); - $result .= "

".&mt('The resources in "[_1]" are open for a limited time.' - .' Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".' - ,$foldertitle,$time)."

"; + $result .= "

".&mt('The resources in "[_1]" are open for a limited time.',$foldertitle)."

" + .'

'.&mt('Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".' + ,$foldertitle,$time)."

"; } elsif ($interval[1] eq 'course') { my $course = $env{'course.'.$env{'request.course.id'}.'.description'}; - $result .= "

".&mt('The resources in "[_1]" are open for a limited time.' - .' Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".' - ,$course,$time)."

"; + $result .= "

".&mt('The resources in "[_1]" are open for a limited time.',$course)."

" + .'

'.&mt('Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".' + ,$course,$time)."

"; } else { my $title=&Apache::lonnet::gettitle($symb); - $result .= "

".&mt('This resource "[_1]" is open for a limited time.' - .' Once you click the "Show Resource" button below you have [_2] to complete this resource "[_1]".' - ,$title,$time)."

"; + $result .= "

".&mt('This resource "[_1]" is open for a limited time.',$title)."

" + .'

'.&mt('Once you click the "Show Resource" button below you have [_2] to complete this resource "[_1]".' + ,$title,$time)."

"; } my $uri = &Apache::lonenc::check_encrypt($env{'request.uri'}); my $buttontext = &mt('Show Resource'); my $timertext = &mt('Start Timer?'); + my $shownsymb = &HTML::Entities::encode(&Apache::lonenc::check_encrypt($symb),'\'"<>&'); $result .= (< - + + ENDCHECKOUT return $result; @@ -1045,11 +1765,13 @@ sub init_problem_globals { @Apache::inputtags::importlist = (); @Apache::inputtags::previous=(); @Apache::inputtags::previous_version=(); + $Apache::inputtags::leniency=''; $Apache::structuretags::printanswer='No'; @Apache::structuretags::whileconds=(); @Apache::structuretags::whilebody=(); @Apache::structuretags::whileline=(); $Apache::lonhomework::scantronmode=0; + $Apache::lonhomework::randomizetrypart=0; undef($Apache::lonhomework::name); undef($Apache::lonhomework::default_type); undef($Apache::lonhomework::type); @@ -1060,8 +1782,11 @@ sub reset_problem_globals { undef(%Apache::lonhomework::history); undef(%Apache::lonhomework::results); undef($Apache::inputtags::part); + undef($Apache::inputtags::leniency); if ($type eq 'Task') { undef($Apache::inputtags::slot_name); + } elsif ($type eq 'problem') { + undef($Apache::lonhomework::rawrndseed); } #don't undef this, lonhomework.pm takes care of this, we use this to #detect if we try to do 2 problems in one file @@ -1070,6 +1795,7 @@ sub reset_problem_globals { undef($Apache::lonhomework::default_type); undef($Apache::lonhomework::type); undef($Apache::lonhomework::scantronmode); + undef($Apache::inputtags::randomizetrypart); undef($Apache::lonhomework::ignore_response_errors); undef(@Apache::functionplotresponse::callscripts); &Apache::lonhomework::reset_show_problem_status(); @@ -1160,14 +1886,55 @@ sub start_problem { &Apache::run::run($expression,$safeeval); my $status; my $accessmsg; + my $resource_due; + my $ipused; my $name= &get_resource_name($parstack,$safeeval); - my ($result,$form_tag_start); + my ($result,$form_tag_start,$slot_name,$slot,$probpartlist,$firstaccres); + + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex') { + if ($env{'form.markaccess'}) { + my @interval=&Apache::lonnet::EXT("resource.0.interval"); + my ($timelimit) = split(/_/,$interval[0]); + my $is_set = &Apache::lonnet::set_first_access($interval[1],$timelimit); + unless (($is_set eq 'ok') || ($is_set eq 'already_set')) { + $firstaccres = $is_set; + } + } + } + if ($target eq 'web' || $target eq 'webgrade' || $target eq 'tex' || $target eq 'edit') { - ($result,$form_tag_start) = + ($result,$form_tag_start,$probpartlist) = &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval, $name); + } elsif ((($target eq 'grade') && ($Apache::lonhomework::type eq 'randomizetry')) || + ($target eq 'answer')) { + my ($symb)= &Apache::lonnet::whichuser(); + if ($symb ne '') { + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + my $res = $navmap->getBySymb($symb); + if (ref($res)) { + $probpartlist = $res->parts(); + } + } + } + } + + if (($target eq 'web') && ($env{'request.user_in_effect'})) { + &Apache::lonxml::get_all_text("/problem",$parser,$style); + return $result; + } + + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex') { + + my ($symb)= &Apache::lonnet::whichuser(); + ($status,$accessmsg,$slot_name,$slot,$ipused) = + &Apache::lonhomework::check_slot_access('0','problem',$symb,$probpartlist); + push (@Apache::inputtags::status,$status); } if ($target eq 'tex' and $env{'request.symb'} =~ m/\.page_/) {$result='';} @@ -1175,31 +1942,40 @@ sub start_problem { if ($target eq 'analyze') { my $rndseed=&setup_rndseed($safeeval,$target); } if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { - if ($env{'form.markaccess'}) { - my @interval=&Apache::lonnet::EXT("resource.0.interval"); - &Apache::lonnet::set_first_access($interval[1]); - } - my $resource_due = &Apache::lonhomework::due_date(0, $env{'request.symb'}); - my $time_left = $resource_due - time(); - if ($resource_due && ($time_left > 0)) { - $result .= &Apache::lonhtmlcommon::set_due_date($resource_due); - } - - - ($status,$accessmsg,my $slot_name,my $slot) = - &Apache::lonhomework::check_slot_access('0','problem'); - push (@Apache::inputtags::status,$status); + my ($symb) = &Apache::lonnet::whichuser(); #handle rand seed in construction space - my $rndseed=&setup_rndseed($safeeval,$target); - my ($symb)=&Apache::lonnet::whichuser(); + if (($env{'request.state'} eq 'construct') || ($symb eq '')) { + my $partorder=&Apache::lonnet::metadata($env{'request.uri'},'partorder'); + if ($partorder ne '') { + @{$probpartlist} = split(/,/,$partorder); + } + } + my $rndseed=&setup_rndseed($safeeval,$target,$probpartlist); + if (($target eq 'grade') && &Apache::response::submitted()) { + if ($Apache::lonhomework::type eq 'randomizetry') { + $Apache::lonhomework::results{'resource.0.rndseed'}=$rndseed; + } else { + my @parts; + if (ref($probpartlist) eq 'ARRAY') { + @parts = @{$probpartlist}; + } + unless (@parts) { + $Apache::lonhomework::results{'resource.0.rndseed'}=$Apache::lonhomework::rawrndseed; + } + } + } if ($env{'request.state'} ne "construct" && ($symb eq '' || $Apache::lonhomework::type eq 'practice')) { + my $rndseedval = $rndseed; + if (($symb eq '') && ($Apache::lonhomework::type eq 'randomizetry')) { + $rndseedval = $env{'form.rndseed'}; + } $form_tag_start.=''. - ''; + $rndseedval.'" />'. + ''; if (exists($env{'form.username'})) { $form_tag_start.= ''; - } elsif ($status eq 'NOT_IN_A_SLOT') { - $msg.='

'.&mt('You are not currently signed up to work at this time and/or place.').'

'; - } elsif (($status eq 'RESERVABLE') || ($status eq 'RESERVABLE_LATER') || - ($status eq 'NOTRESERVABLE')) { - $msg.='

'.&mt('Access requires reservation to work at specific time/place.').'

'; - } elsif ($status ne 'NOT_YET_VIEWED') { - $msg.='

'.&mt('Not open to be viewed').'

'; - } - if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') { - $msg.=&mt('The problem ').$accessmsg; - } elsif ($status eq 'UNCHECKEDOUT') { - $msg.=&checkout_msg(); - } elsif ($status eq 'NOT_YET_VIEWED') { - $msg.=&firstaccess_msg($accessmsg,$symb); - } elsif ($status eq 'NOT_IN_A_SLOT') { - $msg.=&Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work"); - } elsif ($status eq 'RESERVABLE') { - $msg.=&mt('Available to make a reservation.').' '.&mt('Reservation window closes [_1].', - &Apache::lonnavmaps::timeToHumanString($accessmsg,'end')). - '
'. - &Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work"); - } elsif ($status eq 'RESERVABLE_LATER') { - $msg.=&mt('Window to make a reservation will open [_1].', - &Apache::lonnavmaps::timeToHumanString($accessmsg,'start')); - } elsif ($status eq 'NOTRESERVABLE') { - $msg.=&mt('Not available to make a reservation.'); - } - $result.=$msg.'
'; - } elsif ($target eq 'tex') { - my $startminipage = ($env{'form.problem_split'}=~/yes/i)? '' - : '\begin{minipage}{\textwidth}'; - $result.='\noindent \vskip 1 mm '. - $startminipage.'\vskip 0 mm'; - if ($status eq 'UNAVAILABLE') { - $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm '; - } else { - $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm "; - } - } + if (($status eq 'NOT_YET_VIEWED') && ($firstaccres)) { + $result .= '

'. + &mt('A problem occurred when trying to start the timer.').'

'; + } + $result .= &access_status_msg('problem',$status,$symb,$target,$ipused,$accessmsg); } elsif ($status eq 'NEEDS_CHECKIN') { my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser, $style); - if ($target eq 'web') { - $result .= - &Apache::bridgetask::proctor_validation_screen($slot); - } elsif ($target eq 'grade') { - &Apache::bridgetask::proctor_check_auth($slot_name,$slot, - 'problem'); - } + $result .= &checkin_prompt($target,$slot_name,$slot,'problem'); } elsif ($target eq 'web') { - if ($status eq 'CAN_ANSWER' - && $slot_name ne '' - && $Apache::lonhomework::history{'resource.0.checkedin'} eq '') { - # unproctored slot access, self checkin - &Apache::bridgetask::check_in('problem',undef,undef, - $slot_name); - } + if ($status eq 'CAN_ANSWER') { + $resource_due = &Apache::lonhomework::due_date(0, $env{'request.symb'}); + if ($slot_name ne '') { + $resource_due = &selfcheckin_resource($resource_due,$slot_name,$slot, + $env{'request.symb'}); + } + if ($resource_due) { + my $time_left = $resource_due - time(); + if ($resource_due && ($time_left > 0) && ($target eq 'web')) { + $result .= &Apache::lonhtmlcommon::set_due_date($resource_due); + } + } + } $result.="\n $form_tag_start \t". ''; # create a page header and exit if ($env{'request.state'} eq "construct") { - $result.= &problem_web_to_edit_header($env{'form.rndseed'}); + if ($env{'form.inhibitmenu'} eq 'yes') { + # error messages can be useful in any case + $result.= &Apache::lonxml::message_location(); + } else { + $result.= &problem_web_to_edit_header($env{'form.rndseed'}); + } if ($Apache::lonhomework::type eq 'practice') { - $result.= ''. - &practice_problem_header().'
'; + $result.= ''. + &practice_problem_header().'
'; + } elsif ($Apache::lonhomework::type eq 'randomizetry') { + my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); + my $problemstatus = &get_problem_status($Apache::inputtags::part); + $result.=&randomizetry_problem_header($problemstatus,$reqtries); } } # if we are viewing someone else preserve that info @@ -1335,8 +2093,6 @@ sub start_problem { } elsif ($target eq 'tex') { $result .= 'INSERTTEXFRONTMATTERHERE'; $result .= &select_metadata_hyphenation(); - - } } elsif ($target eq 'edit') { $result .= $form_tag_start.&problem_edit_header(); @@ -1377,7 +2133,7 @@ sub end_problem { my $id = $Apache::inputtags::part; my $weight = &Apache::lonnet::EXT("resource.$id.weight"); my $packages=&Apache::lonnet::metadata($env{'request.uri'},'packages'); - my @packages = split /,/,$packages; + my @packages = split(/,/,$packages); my $allow_print_points = 0; foreach my $partial_key (@packages) { if ($partial_key=~m/^part_0$/) { @@ -1456,6 +2212,12 @@ sub end_problem { } } $result =~ s/INSERTTEXFRONTMATTERHERE/$frontmatter/; + } elsif ($target eq 'web') { + if ($env{'request.user_in_effect'}) { + &reset_problem_globals('problem'); + $result .= &Apache::lonhtmlcommon::set_compute_end_time(); + return $result; + } } my $status=$Apache::inputtags::status['-1']; @@ -1490,7 +2252,45 @@ sub end_problem { $result.=""; } if ($target eq 'web') { - $result.= &Apache::loncommon::end_page({'discussion' => 1}); + # + # Closing not added by end_page(). + # Added separately at end of this routine, after added + # so document will be valid xhtml. + # + my $showdisc = 1; + if (($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Placement') && + (!$env{'request.role.adv'})) { +# For Placement Tests footer with "Post Discussion" and "Send Feedback" links is suppressed. + $showdisc = 0; + my ($symb)= &Apache::lonnet::whichuser(); + if ($symb) { + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + my $hastries = &Apache::lonplacementtest::has_tries($symb,$navmap); +# For Placement Tests test status is displayed if this is the last resource in the course +# and there are no tries left + unless ($hastries) { + if (&Apache::lonplacementtest::is_lastres($symb,$navmap)) { + my ($score,$incomplete) = + &Apache::lonplacementtest::check_completion(undef,undef,1); + if (!$incomplete) { + $result .= &Apache::lonplacementtest::showresult(1,1); + } elsif ($incomplete < 100) { + $result.= &Apache::lonplacementtest::showincomplete($incomplete,1); + } + } else { +# For Placement Tests score is displayed if test has just been completed + my ($score,$incomplete) = &Apache::lonplacementtest::check_completion(undef,undef,1); + if (!$incomplete) { + $result.= &Apache::lonplacementtest::showresult(1,1); + } + } + } + } + } + } + $result.= &Apache::loncommon::end_page({'discussion' => $showdisc, + 'notbody' => 1}); } elsif ($target eq 'tex') { my $endminipage = ''; if (not $env{'form.problem_split'}=~/yes/) { @@ -1509,7 +2309,24 @@ sub end_problem { } } if ($target eq 'web') { - $result.=&Apache::functionplotresponse::init_script(); + $result.=&Apache::functionplotresponse::init_script(); + if ($Apache::lonhomework::default_type eq 'randomizetry') { + my ($symb) = &Apache::lonnet::whichuser(); + if ((($env{'request.state'} eq 'construct') || ($symb eq '')) && + ($status eq 'CAN_ANSWER')) { + unless (@Apache::inputtags::partlist > 1) { + $result.= <<"ENDJS"; + +ENDJS + } + } + } } if ($target eq 'grade') { &Apache::lonhomework::showhash(%Apache::lonhomework::results); @@ -1526,7 +2343,7 @@ sub end_problem { @Apache::inputtags::response=(); $result=&Apache::response::mandatory_part_meta; } - $result.=&Apache::response::meta_part_order(); + $result.=&Apache::response::meta_part_order('problem'); $result.=&Apache::response::meta_response_order(); } elsif ($target eq 'edit') { &Apache::lonxml::debug("in end_problem with $target, edit"); @@ -1548,6 +2365,11 @@ sub end_problem { # if ($target eq 'web') { $result .= &Apache::lonhtmlcommon::set_compute_end_time(); + # + # Closing tags delayed so any tags + # not in head can appear inside body, for valid xhtml. + # + $result .= "\n"; } return $result; } @@ -1581,9 +2403,9 @@ sub start_library { ''; $result.=&problem_web_to_edit_header($rndseed); if ($Apache::lonhomework::type eq 'practice') { - $result.= ''. - &practice_problem_header().'
'; + $result.= ''. + &practice_problem_header().'
'; } } return $result; @@ -1598,6 +2420,9 @@ sub end_library { && ($#$tagstack eq 0 && $$tagstack[0] eq 'library') && $env{'request.state'} eq "construct") { $result.=''.&Apache::loncommon::end_page({'discussion' => 1}); + } elsif ($target eq 'meta') { + $result.=&Apache::response::meta_part_order('library'); + $result.=&Apache::response::meta_response_order(); } if ( $#$tagstack eq 0 && $$tagstack[0] eq 'library') { &reset_problem_globals('library'); @@ -2025,9 +2850,15 @@ sub end_while { } $return = &Apache::run::run($code,$safeeval); } - if ($error) { - &Apache::lonxml::error('
'.&mt('Code ran too long. It ran for more than').' '.$Apache::lonnet::perlvar{'lonScriptTimeout'}.' '.&mt('seconds occurred while running <while> on line').' '.$line.'
'); - } + if ($error) { + &Apache::lonxml::error( + '
'
+               .&mt('Code ran too long. It ran for more than [_1] seconds.',
+                        $Apache::lonnet::perlvar{'lonScriptTimeout'})
+               .&mt('This occurred while running <while> on line [_1].',
+                        $line)
+               .'
'); + } } elsif ($target eq "edit") { $result.= &Apache::edit::tag_end($target,$token,''); } @@ -2074,7 +2905,12 @@ sub start_randomlist { } if (@randomlist) { my @idx_arr = (0 .. $#randomlist); - &Apache::structuretags::shuffle(\@idx_arr); + if ($env{'form.code_for_randomlist'}) { + &Apache::structuretags::shuffle(\@idx_arr,$target); + undef($env{'form.code_for_randomlist'}); + } else { + &Apache::structuretags::shuffle(\@idx_arr); + } my $bodytext = ''; my $show=$#randomlist; my $showarg=&Apache::lonxml::get_param('show',$parstack,$safeeval); @@ -2094,8 +2930,8 @@ sub start_randomlist { } } } - for(0 .. $show) { - $bodytext .= "$randomlist[ $idx_arr[$_] ]"; + for my $i (0 .. $show) { + $bodytext .= "$randomlist[ $idx_arr[$i] ]"; } &Apache::lonxml::newparser($parser,\$bodytext); } @@ -2113,10 +2949,10 @@ sub start_randomlist { } sub shuffle { - my $a=shift; + my ($a,$target) = @_; my $i; if (ref($a) eq 'ARRAY' && @$a) { - &Apache::response::pushrandomnumber(); + &Apache::response::pushrandomnumber(undef,$target); for($i=@$a;--$i;) { my $j=int(&Math::Random::random_uniform() * ($i+1)); next if $i == $j; @@ -2200,6 +3036,7 @@ sub start_part { my $id= &Apache::lonxml::get_id($parstack,$safeeval); $Apache::inputtags::part=$id; push(@Apache::inputtags::partlist,$id); + $Apache::inputtags::leniency=''; @Apache::inputtags::response=(); @Apache::inputtags::previous=(); @Apache::inputtags::previous_version=(); @@ -2209,6 +3046,22 @@ sub start_part { my $hidden=&Apache::loncommon::check_if_partid_hidden($Apache::inputtags::part); my $newtype=&Apache::lonnet::EXT("resource.$id.type"); if ($newtype) { $Apache::lonhomework::type=$newtype; } + if ($Apache::lonhomework::type eq 'randomizetry') { + my $rndseed=&setup_rndseed($safeeval,$target); + if (($target eq 'grade') && &Apache::response::submitted()) { + $Apache::lonhomework::results{"resource.$id.rndseed"}=$rndseed; + } + } elsif (@Apache::inputtags::partlist > 1) { + my $prevparttype = &Apache::lonnet::EXT("resource.$Apache::inputtags::partlist[-2].type"); + if ($prevparttype eq 'randomizetry') { + my $rndseed=&setup_rndseed($safeeval,$target,'',$prevparttype); + if (($target eq 'grade') && &Apache::response::submitted()) { + $Apache::lonhomework::results{"resource.$id.rndseed"}=$rndseed; + } + } + } elsif (($target eq 'grade') && &Apache::response::submitted()) { + $Apache::lonhomework::results{"resource.$id.rndseed"}=$Apache::lonhomework::rawrndseed; + } my $in_order_show=&ordered_show_check(); my $expression='$external::part=\''.$Apache::inputtags::part.'\';'; $expression.='$external::type=\''.$Apache::lonhomework::type.'\';'; @@ -2259,7 +3112,7 @@ sub start_part { } my $weight = &Apache::lonnet::EXT("resource.$id.weight"); my $allkeys=&Apache::lonnet::metadata($env{'request.uri'},'packages'); - my @allkeys = split /,/,$allkeys; + my @allkeys = split(/,/,$allkeys); my $allow_print_points = 0; foreach my $partial_key (@allkeys) { if ($partial_key=~m/^part_(.*)$/) { @@ -2281,20 +3134,14 @@ sub start_part { } elsif ($target eq 'web') { if ($status eq 'CAN_ANSWER') { my $problemstatus = &get_problem_status($Apache::inputtags::part); - my $probrandomize = &Apache::lonnet::EXT("resource.$Apache::inputtags::partlist[0].type"); - my $probrandtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::partlist[0].randomizeontries"); my $num = scalar(@Apache::inputtags::partlist)-1; - if ($probrandomize eq 'randomizetry') { - if (&Apache::lonnet::EXT("resource.$Apache::inputtags::part.type") ne 'randomizetry') { - $result .= &randomizetry_part_header($problemstatus,'none',$num); - } else { - my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); - if ($probrandtries ne $reqtries) { - $result .= &randomizetry_part_header($problemstatus,$reqtries,$num); - } - } - } elsif (&Apache::lonnet::EXT("resource.$Apache::inputtags::part.type") eq 'randomizetry') { - my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); + if ((($Apache::lonhomework::default_type eq 'randomizetry') || + ($Apache::lonhomework::randomizetrypart)) && + ($Apache::lonhomework::type ne 'randomizetry')) { + $result .= &randomizetry_part_header($problemstatus,'none',$num); + } elsif ($Apache::lonhomework::type eq 'randomizetry') { + $Apache::lonhomework::randomizetrypart = 1; + my $reqtries = &Apache::lonnet::EXT("resource.$id.randomizeontries"); $result .= &randomizetry_part_header($problemstatus,$reqtries,$num); } } @@ -2349,7 +3196,11 @@ sub end_part { $gradestatus=''; } $result.=$gradestatus; - if ($$tagstack[-2] eq 'td' and $target eq 'tex') {$result.='\end{minipage}';} + if ($$tagstack[-2] eq 'td' and $target eq 'tex') { + if (not $env{'form.problem_split'}=~/yes/) { + $result.='\end{minipage}'; + } + } } elsif ($target eq 'edit') { $result.=&Apache::edit::end_table(); } elsif ($target eq 'modified') { @@ -2357,6 +3208,7 @@ sub end_part { } pop @Apache::inputtags::status; $Apache::inputtags::part=''; + $Apache::inputtags::leniency=''; $Apache::lonhomework::type = $Apache::lonhomework::default_type; return $result; } @@ -2464,7 +3316,7 @@ sub start_problemtype { ['hide','Hide']] ,$token); $result .=&Apache::edit::checked_arg('When used as type(s):','for', - [ ['exam','Exam/Quiz Problem'], + [ ['exam','Bubblesheet Exam/Quiz Problem'], ['survey','Survey'], ['surveycred','Survey (with credit)'], ['anonsurvey','Anonymous Survey'], @@ -2507,17 +3359,22 @@ sub end_startouttext { if ($target eq 'edit') { my $areaid = 'homework_edit_'.$Apache::lonxml::curdepth; $text=&Apache::lonxml::get_all_text("endouttext",$parser,$style); - $result.=&Apache::edit::start_table($token)."
".&mt('Text Block')."
".&Apache::loncommon::insert_folding_button() + ." ".&mt('Text Block')."'.&mt('Delete?').' ' .&Apache::edit::deletelist($target,$token) .'' - .&Apache::lonhtmlcommon::dragmath_button($areaid,1) - .''; + if ($env{'environment.nocodemirror'}) { + $result.=&Apache::lonhtmlcommon::dragmath_button($areaid,1); + } else { + $result.=' '; + } + $result.='' .&Apache::edit::insertlist($target,$token) .'' . + .'' . &Apache::loncommon::helpLatexCheatsheet(). &Apache::edit::end_row(). &Apache::edit::start_spanning_row()."\n". @@ -2602,13 +3459,13 @@ sub end_simpleeditbutton { } sub practice_problem_header { - return '

'.&mt('Practice Problem').'

'. + return '

'.&mt('Practice Problem').'

'. ''.&mt('Submissions are not permanently recorded'). ''; } sub randomizetry_problem_header { - my ($problemstatus,$reqtries) = @_; + my ($problemstatus,$reqtries,$symb) = @_; my ($header,$text); if ($reqtries > 1) { $header = &mt('New Problem Variation After Every [quant,_1,Try,Tries]',$reqtries); @@ -2628,8 +3485,13 @@ sub randomizetry_problem_header { $text = &mt('A new variation will be generated after each try until correct or tries limit is reached.'); } } - return '

'.$header.'

'. - ''.$text.'
'; + if (($env{'request.state'} eq "construct") || ($symb eq '')) { + return ''; + } else { + return '

'.$header.'

'. + ''.$text.'
'; + } } sub randomizetry_part_header { @@ -2637,7 +3499,7 @@ sub randomizetry_part_header { my ($header,$text); if ($reqtries eq 'none') { $header = &mt('No Question Variation'); - $text = &mt('For this question there will no new variation after a try.'); + $text = &mt('For this question there will be no new variation after a try.'); } elsif ($reqtries > 1) { $header = &mt('New Question Variation After Every [quant,_1,Try,Tries]',$reqtries); if (($problemstatus eq 'no') || @@ -2659,7 +3521,7 @@ sub randomizetry_part_header { if ($num > 1) { $output .= '
'; } - $output .= '

'.$header.'

'. + $output .= '

'.$header.'

'. ''.$text.'

'; return $output; } 500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.