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1 ################################################################################ 2 # WeBWorK Online Homework Delivery System 3 # Copyright © 2000-2003 The WeBWorK Project, http://openwebwork.sf.net/ 4 # $CVSHeader: webwork-modperl/lib/WeBWorK/ContentGenerator/ProblemSets.pm,v 1.35 2003/12/12 02:24:29 gage Exp $ 5 # 6 # This program is free software; you can redistribute it and/or modify it under 7 # the terms of either: (a) the GNU General Public License as published by the 8 # Free Software Foundation; either version 2, or (at your option) any later 9 # version, or (b) the "Artistic License" which comes with this package. 10 # 11 # This program is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 13 # FOR A PARTICULAR PURPOSE. See either the GNU General Public License or the 14 # Artistic License for more details. 15 ################################################################################ 16 17 package WeBWorK::ContentGenerator::ProblemSets; 18 use base qw(WeBWorK::ContentGenerator); 19 20 =head1 NAME 21 22 WeBWorK::ContentGenerator::ProblemSets - Display a list of built problem sets. 23 24 =cut 25 26 use strict; 27 use warnings; 28 use CGI qw(); 29 use WeBWorK::Utils qw(readFile formatDateTime sortByName); 30 31 sub path { 32 my ($self, $args) = @_; 33 34 my $ce = $self->{ce}; 35 my $root = $ce->{webworkURLs}->{root}; 36 my $courseName = $ce->{courseName}; 37 return $self->pathMacro($args, 38 "Home" => "$root", 39 $courseName => "", 40 ); 41 } 42 43 sub title { 44 my $self = shift; 45 my $r = $self ->{r}; 46 my $db = $self ->{db}; 47 my $user = $r -> param("user"); 48 my $courseName = $self ->{ce} -> {courseName}; 49 50 return "WeBWorK welcomes user $user to $courseName" ; 51 } 52 53 sub body { 54 my $self = shift; 55 my $r = $self->{r}; 56 my $courseEnvironment = $self->{ce}; 57 my $db = $self->{db}; 58 my $user = $r->param("user"); 59 my $effectiveUser = $r->param("effectiveUser"); 60 my $sort = $r->param("sort") || "status"; 61 my $permissionLevel = $db->getPermissionLevel($user)->permission(); # checked??? 62 $permissionLevel =0 unless defined $permissionLevel; 63 64 if (defined $courseEnvironment->{courseFiles}->{motd} 65 and $courseEnvironment->{courseFiles}->{motd}) { 66 my $motd = eval { readFile($courseEnvironment->{courseFiles}->{motd}) }; 67 $@ or print $motd; 68 } 69 70 $sort = "status" unless $sort eq "status" or $sort eq "name"; 71 my $baseURL = $r->uri . "?" . $self->url_authen_args(); 72 my $nameHeader = ($sort eq "name") ? CGI::u("Name") : CGI::a({-href=>"$baseURL&sort=name"}, "Name"); 73 my $statusHeader = ($sort eq "status") ? CGI::u("Status") : CGI::a({-href=>"$baseURL&sort=status"}, "Status"); 74 75 print CGI::startform(-method=>"POST", -action=>$r->uri."hardcopy/"); 76 print $self->hidden_authen_fields; 77 print CGI::start_table(); 78 print CGI::Tr( 79 CGI::th("Sel."), 80 CGI::th($nameHeader), 81 CGI::th($statusHeader), 82 #CGI::th("Hardcopy"), 83 ); 84 85 my @setIDs = $db->listUserSets($effectiveUser); 86 87 my @userSetIDs = map {[$effectiveUser, $_]} @setIDs; 88 $WeBWorK::timer->continue("Begin collecting merged sets") if defined($WeBWorK::timer); 89 my @sets = $db->getMergedSets( @userSetIDs ); 90 $WeBWorK::timer->continue("Begin sorting merged sets") if defined($WeBWorK::timer); 91 92 @sets = sortByName("set_id", @sets) if $sort eq "name"; 93 @sets = sort byduedate @sets if $sort eq "status"; 94 $WeBWorK::timer->continue("End preparing merged sets") if defined($WeBWorK::timer); 95 96 foreach my $set (@sets) { 97 die "set $set not defined" unless $set; 98 print $self->setListRow($set, ($permissionLevel > 0), 99 ($permissionLevel > 0)); 100 } 101 102 print CGI::end_table(); 103 my $pl = ($permissionLevel > 0 ? "s" : ""); 104 print CGI::p(CGI::submit("hardcopy", "Download Hardcopy for Selected Set$pl")); 105 print CGI::endform(); 106 107 # feedback form 108 my $ce = $self->{ce}; 109 my $root = $ce->{webworkURLs}->{root}; 110 my $courseName = $ce->{courseName}; 111 my $feedbackURL = "$root/$courseName/feedback/"; 112 113 114 #print feedback form 115 print 116 CGI::start_form(-method=>"POST", -action=>$feedbackURL),"\n", 117 $self->hidden_authen_fields,"\n", 118 CGI::hidden("module", __PACKAGE__),"\n", 119 CGI::hidden("set", ''),"\n", 120 CGI::hidden("problem", ''),"\n", 121 CGI::hidden("displayMode", $self->{displayMode}),"\n", 122 CGI::hidden("showOldAnswers", ''),"\n", 123 CGI::hidden("showCorrectAnswers", ''),"\n", 124 CGI::hidden("showHints", ''),"\n", 125 CGI::hidden("showSolutions", ''),"\n", 126 CGI::p({-align=>"left"}, 127 CGI::submit(-name=>"feedbackForm", -label=>"Email instructor") 128 ), 129 CGI::endform(),"\n"; 130 131 return ""; 132 } 133 134 sub setListRow($$$) { 135 my ($self, $set, $multiSet, $preOpenSets) = @_; 136 137 my $name = $set->set_id; 138 139 my $interactiveURL = "$name/?" . $self->url_authen_args; 140 #my $hardcopyURL = "hardcopy/$name/?" . $self->url_authen_args; 141 142 my $openDate = formatDateTime($set->open_date); 143 my $dueDate = formatDateTime($set->due_date); 144 my $answerDate = formatDateTime($set->answer_date); 145 146 #my $checkbox = CGI::checkbox(-name=>"hcSet", -value=>$set->set_id, -label=>""); 147 148 my $control = ""; 149 if ($multiSet) { 150 $control = CGI::checkbox( 151 -name=>"hcSet", 152 -value=>$name, 153 -label=>"", 154 ); 155 } else { 156 $control = CGI::radio_group( 157 -name=>"hcSet", 158 -values=>[$name], 159 -default=>"-", 160 -labels=>{$name => ""}, 161 ); 162 } 163 164 my $interactive = CGI::a({-href=>$interactiveURL}, "set $name"); 165 166 my $status; 167 if (time < $set->open_date) { 168 $status = "opens at $openDate"; 169 $control = "" unless $preOpenSets; 170 $interactive = $name unless $preOpenSets; 171 } elsif (time < $set->due_date) { 172 $status = "open, due $dueDate"; 173 } elsif (time < $set->answer_date) { 174 $status = "closed, answers at $answerDate"; 175 } else { 176 $status = "closed, answers available"; 177 } 178 179 return CGI::Tr(CGI::td([ 180 $control, 181 $interactive, 182 $status, 183 ])); 184 } 185 sub info { 186 my $self = shift; 187 my $r = $self->{r}; 188 my $courseEnvironment = $self->{ce}; 189 190 if (defined $courseEnvironment->{courseFiles}->{course_info} 191 and $courseEnvironment->{courseFiles}->{course_info}) { 192 my $course_info = eval { readFile($courseEnvironment->{courseFiles}->{course_info}) }; 193 $@ or print $course_info; 194 } 195 ''; 196 } 197 sub byname { $a->set_id cmp $b->set_id; } 198 sub byduedate { $a->due_date <=> $b->due_date; } 199 200 1;
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