--- loncom/interface/lonpickcourse.pm 2004/06/29 14:56:32 1.17 +++ loncom/interface/lonpickcourse.pm 2006/11/05 20:59:17 1.54 @@ -1,7 +1,7 @@ # The LearningOnline Network # Pick a course # -# $Id: lonpickcourse.pm,v 1.17 2004/06/29 14:56:32 raeburn Exp $ +# $Id: lonpickcourse.pm,v 1.54 2006/11/05 20:59:17 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -34,6 +34,9 @@ use Apache::loncommon; use Apache::loncoursedata; use Apache::lonnet; use Apache::lonlocal; +use Apache::longroup; +use lib '/home/httpd/lib/perl/'; +use LONCAPA; sub handler { my $r = shift; @@ -42,32 +45,300 @@ sub handler { return OK if $r->header_only; # ------------------------------------------------------------ Print the screen - $r->print(< - -The LearningOnline Network with CAPA - -ENDDOCUMENT + # Get parameters from query string &Apache::loncommon::get_unprocessed_cgi ($ENV{'QUERY_STRING'},['domainfilter','descriptfilter', 'sincefilter','form','cnumelement', - 'cdomelement','cnameelement']); -# domain filter and selection - my $domainfilter=$ENV{'form.domainfilter'}; - $domainfilter=~s/\W//g; - unless ($domainfilter) { $domainfilter=''; } - my $domainselectform=&Apache::loncommon::select_dom_form($domainfilter, - 'domainfilter',1); -# description filter - my $descriptfilter=$ENV{'form.descriptfilter'}; - unless ($descriptfilter) { $descriptfilter=''; } - my $listdescript=&HTML::Entities::encode($descriptfilter,'<>&"'); -# last course activity filter and selection - my $sincefilter=$ENV{'form.sincefilter'}; - $sincefilter=~s/[^\d-]//g; - unless ($sincefilter) { $sincefilter=-1; } - my $sincefilterform=&Apache::loncommon::select_form($sincefilter, + 'cdomelement','cnameelement','roleelement', + 'pickedcourse','instcodefilter', + 'ownerfilter','coursefilter','multiple', + 'type','ownerdomfilter']); + + my ($type,$title,$jscript,$multelement,$multiple,$name_code,$name_input, + $roleelement); + $type = $env{'form.type'}; + if (!defined($env{'form.type'})) { + $type = 'Course'; + } + $title = &mt('Selecting a [_1]',$type); + + # Setup for multiple course selections, if flag for multiples set. + ($title,$jscript,$multelement,$multiple) = &multiples_tag($type,$title); + + if (defined($env{'form.cnameelement'}) && $env{'form.cnameelement'} ne '') { + $name_code = "opener.document.$env{'form.form'}.$env{'form.cnameelement'}.". + "value=cdesc;"; + $name_input =''; + } + + my $submitopener = ''; + my $autosubmit = ''; + my $lastaction = 'self.close()'; + if ($env{'form.form'} eq 'cu') { + $lastaction = 'document.courselist.pickedcourse.value = cdom+"_"+cname;'."\n". + 'document.courselist.submit();'; + } + if ($env{'form.form'} eq 'portform') { + $lastaction = 'document.courselist.pickedcourse.value = cdom+"_"+cname;'."\n". + 'document.courselist.submit();'; + } + my $roledom = $env{'form.roleelement'}; + if ($roledom) { + $roleelement = ''; + $submitopener = &Apache::lonroles::processpick(); + $autosubmit = 'process_pick("'.$roledom.'")'; + } + + my (%filter,%list); + my $filterdisplay; + my $onlyown = 0; + if ((($env{'form.form'} eq 'portform') && ($env{'user.adv'}))) { + $onlyown = 1; + } else { + $filterdisplay = &build_filters($type,$name_input,$roleelement, + $multelement, \%filter,\%list); + } +# if called from loncreateuser, report sections, then close + my (%loaditem,$seclist,$groupslist,$roleslist,$rolesnameslist, + $accesslist,$accessnameslist); + my $sec_element = 'currsec'; + my $grplist_element = 'groups'; + my $num_sections = 0; + my $num_groups = 0; + my $num_roles = 0; + my $num_access = 0; + my ($cdom,$cnum); + if ($env{'form.pickedcourse'}) { + ($cdom,$cnum) = split/_/,$env{'form.pickedcourse'}; + } + if ($env{'form.form'} eq 'cu' && $env{'form.pickedcourse'}) { + $loaditem{'onload'} ="setSections()"; + ($seclist,$num_sections,$groupslist,$num_groups) = + &build_selection_lists($cdom,$cnum,$type,undef,undef, + $env{'form.form'}); + } +# if called from portfolio, report roles, sections, groups and close + my ($roles_element,$groups_element,$status_element,$setitems_function); + if ($env{'form.form'} eq 'portform' && $env{'form.pickedcourse'}) { + $loaditem{'onload'} ="setItems()"; + ($seclist,$num_sections,$groupslist,$num_groups,$roleslist,$num_roles, + $rolesnameslist,$accesslist,$num_access,$accessnameslist) = + &build_selection_lists($cdom,$cnum,$type,1,1,$env{'form.form'}); + ($sec_element,$grplist_element,$setitems_function) = + &setitems_javascript($seclist,$num_sections,$groupslist,$num_groups, + $roleslist,$num_roles,$rolesnameslist, + $accesslist,$num_access,$accessnameslist); + } + $r->print(&Apache::loncommon::start_page($title,undef, + {'add_entries' => \%loaditem, + 'no_nav_bar' => 1, })); + my %elements = ( + 'Course' => { + name => 'coursepick', + total => 'coursetotal', + list => 'courselist', + }, + 'Non-standard course' => { + name => 'grouppick', + total => 'grouptotal', + list => 'grouplist', + }, + ); + my $setsec_func = &setsec_javascript($seclist,$sec_element,$grplist_element, + $groupslist,$num_sections); + $r->print(< +function gochoose(cname,cdom,cdesc,multiple,caller) { + var openerForm = "$env{'form.form'}"; + courseCount = 0; + var courses = ''; + if (multiple) { + if (typeof(document.courselist.course_id.length) == 'undefined') { + // only 1 course checkbox was created + if (document.courselist.course_id.checked) { + courses = courses + document.courselist.course_id.value + "&&"; + courseCount ++; + } + } else { + for (var j=0; j 0) { + courses = courses.substr(0,courses.length-2); + opener.document.$env{'form.form'}.$elements{$type}{'list'}.value = courses; + } + } else { + $name_code + opener.document.$env{'form.form'}.$env{'form.cnumelement'}.value=cname; + var slct=opener.document.$env{'form.form'}.$env{'form.cdomelement'}; + if (slct.options == undefined) { + opener.document.$env{'form.form'}.$env{'form.cdomelement'}.value=cdom; + } + else { + var i; + for (i=0;i +$submitopener +ENDSCRIPT + $r->print($filterdisplay); + +# ---------------------------------------------------------------- Get the data + if ($env{'form.gosearch'} || $onlyown) { + my %courses = &search_courses($r,$type,$onlyown,\%filter); + &display_matched_courses($r,$type,$multiple,%courses); + } + $r->print(&Apache::loncommon::end_page()); + return OK; +} + +sub display_matched_courses { + my ($r,$type,$multiple,%courses) = @_; + $r->print('
'); + my %by_descrip; + my $numcourses = keys(%courses); + foreach my $course (keys(%courses)) { + my $descr; + if ($courses{$course} =~ m/^([^:]*):/i) { + $descr = &unescape($1); + } else { + $descr = &unescape($courses{$course}); + } + my $description = $descr; + push (@{$by_descrip{$description}}, $course); + } + if ($numcourses > 1 && $multiple) { + $r->print(' +    +

'); + } + foreach my $description (sort { lc($a) cmp lc($b) } (keys(%by_descrip))) { + foreach my $course (@{$by_descrip{$description}}) { + my $cleandesc=&HTML::Entities::encode($description,'<>&"'); + $cleandesc=~s/'/\\'/g; + my ($cdom,$cnum)=split(/\_/,$course); + my ($descr,$instcode,$owner,$ttype) = split/:/,$courses{$course}; + $r->print(&course_chooser($multiple,$cdom,$cnum,$cleandesc)); + $r->print($description.'('. + ($Apache::lonnet::domaindescription{$cdom}? + $Apache::lonnet::domaindescription{$cdom}:$cdom).")"); + unless ($instcode eq '') { + $r->print(" - ".&unescape($instcode)); + } + unless ($owner eq '') { + $r->print(", owner - ".&unescape($owner)); + } + unless ($ttype eq '') { + $r->print('('.&Apache::lonnet::unescape($ttype).')'); + } + if ($multiple) { $r->print("\n"); } + $r->print("
\n"); + } + } + if (!%courses) { + $r->print(&mt('None found')); + } elsif ($multiple) { + $r->print(''); + } + $r->print(''. + "\n".''."\n". + ''."\n". + ''."\n". + ''."\n"); + if ((exists($env{'form.roleelement'})) && ($env{'form.form'} eq 'rolechoice')) { + $r->print(''."\n"); + } + $r->print("
\n"); + return; +} + + +sub multiples_tag { + my ($type,$title) = @_; + my ($jscript,$multelement,$multiple); + $multiple = $env{'form.multiple'}; + if ($multiple) { + $title = &mt('Selecting [_1](s)',lc($type)); + $jscript = &Apache::loncommon::check_uncheck_jscript(); + $multelement = ''; + } + return ($title,$jscript,$multelement,$multiple); +} + +sub build_filters { + my ($type,$name_input,$roleelement,$multelement,$filter,$list) = @_; + my @filters = ('domainfilter','descriptfilter','instcodefilter','ownerfilter','ownerdomfilter'); + # course ID filter for DCs only + my ($courseidtag,$domainselectform,$sincefilterform,$ownerdomselectform, + $instcodeform,$typeselectform); + if ($env{'user.adv'} && $env{'form.domainfilter'} && + exists($env{'user.role.dc./'.$env{'form.domainfilter'}})) { + push(@filters,'coursefilter'); + $courseidtag=&mt('LON-CAPA course ID'). + '
'; + } + foreach my $item (@filters) { + $filter->{$item} = $env{'form.'.$item}; + if ($item ne 'descriptfilter' && $item ne 'instcodefilter') { + $filter->{$item} =~ s/\W//g; + if (!$filter->{$item}) { + $filter->{$item} = ''; + } + } + if ($item eq 'domainfilter') { + $domainselectform = + &Apache::loncommon::select_dom_form($filter->{$item},'domainfilter',1); + } elsif ($item eq 'ownerdomfilter') { + $ownerdomselectform = + &Apache::loncommon::select_dom_form($filter->{$item},'ownerdomfilter',1); + } else { + $list->{$item} = &HTML::Entities::encode($filter->{$item},'<>&"'); + } + } + + # last course activity filter and selection + $filter->{'sincefilter'} = $env{'form.sincefilter'}; + $filter->{'sincefilter'} =~ s/[^\d-]//g; + if (!$filter->{'sincefilter'}) { $filter->{'sincefilter'}=-1; } + $sincefilterform=&Apache::loncommon::select_form($filter->{'sincefilter'}, 'sincefilter',('-1'=>'', '86400' => 'today', '604800' => 'last week', @@ -77,85 +348,283 @@ ENDDOCUMENT '31104000' => 'last year', 'select_form_order' => ['-1','86400','604800','2592000','7776000', - '15552000','31104000'])); - - $r->print(&Apache::loncommon::bodytag("Selecting a Course")); - my %lt=&Apache::lonlocal::texthash( - 'cac' => 'Course Activity', - 'cde' => 'Course Description', - 'cdo' => 'Course Domain'); - my ($name_code,$name_input); - if (defined($ENV{'form.cnameelement'}) && $ENV{'form.cnameelement'} ne '') { - $name_code = "opener.document.$ENV{'form.form'}.$ENV{'form.cnameelement'}.value=cdesc;"; - $name_input =''; + '15552000','31104000'])); + + my %lt = ( + 'cac' => &mt('[_1] Activity',$type), + 'cde' => &mt('[_1] Description',$type), + 'cdo' => &mt('[_1] Domain',$type), + 'cin' => &mt('Course Institutional Code'), + 'cow' => &mt("[_1] Owner's Username",$type), + 'cod' => &mt("[_1] Owner's Domain", $type), + 'cog' => &mt('Course Type') + ); + + $typeselectform = ' - + $typeselectform.=""; + my $output = <<"END"; +
+ + $name_input - - + +$roleelement +$multelement $lt{'cac'}: $sincefilterform
$lt{'cdo'}: $domainselectform
+$lt{'cog'}: $typeselectform +
+$instcodeform +$lt{'cow'}: + +
+$lt{'cod'}: $ownerdomselectform +
+$courseidtag $lt{'cde'}: - +

-ENDSCRIPT -# ---------------------------------------------------------------- Get the data - if ($ENV{'form.gosearch'}) { +END + return $output; +} + +sub search_courses { + my ($r,$type,$onlyown,$filter) = @_; + my %courses; + if (!$onlyown) { $r->print(&mt('Searching').' ...
 
'); $r->rflush(); - unless ($descriptfilter) { $descriptfilter='.'; } - my $timefilter=($sincefilter==-1?1:time-$sincefilter); - my %courses= - &Apache::lonnet::courseiddump - ($domainfilter,$descriptfilter,$timefilter); - $r->print('
'); - my %by_descrip; - foreach my $course (keys %courses) { - my $descr; - if ($courses{$course} =~ m/^([^:]*):/) { - $descr = &Apache::lonnet::unescape($1); + if (($filter->{'ownerfilter'} ne '') || + ($filter->{'ownerdomfilter'} ne '')) { + $filter->{'combownerfilter'} = $filter->{'ownerfilter'}.':'. + $filter->{'ownerdomfilter'}; + } + foreach my $item ('descriptfilter','instcodefilter','coursefilter', + 'combownerfilter') { + if (!$filter->{$item}) { + $filter->{$item}='.'; + } + } + if ($type eq '') { $type = '.'; } + my $timefilter = + ($filter->{'sincefilter'}==-1?1:time-$filter->{'sincefilter'}); + %courses = + &Apache::lonnet::courseiddump($filter->{'domainfilter'}, + $filter->{'descriptfilter'}, + $timefilter, + $filter->{'instcodefilter'}, + $filter->{'combownerfilter'}, + $filter->{'coursefilter'}, + undef,undef,$type); + } else { + $r->print('
'); + foreach my $cid (sort(&Apache::loncommon::findallcourses())) { + $courses{$cid} = $env{'course.'.$cid.'.description'}; + } + } + return %courses; +} + +sub course_chooser { + my ($multiple,$cdom,$cnum,$cleandesc) = @_; + my $output; + if ($multiple) { + $output = '