--- loncom/interface/lonpickcourse.pm 2005/02/17 08:29:43 1.26 +++ loncom/interface/lonpickcourse.pm 2007/10/03 19:57:29 1.64 @@ -1,7 +1,7 @@ # The LearningOnline Network # Pick a course # -# $Id: lonpickcourse.pm,v 1.26 2005/02/17 08:29:43 albertel Exp $ +# $Id: lonpickcourse.pm,v 1.64 2007/10/03 19:57:29 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -34,6 +34,8 @@ use Apache::loncommon; use Apache::loncoursedata; use Apache::lonnet; use Apache::lonlocal; +use Apache::longroup; +use LONCAPA; sub handler { my $r = shift; @@ -42,222 +44,711 @@ sub handler { return OK if $r->header_only; # ------------------------------------------------------------ Print the screen - my $html=&Apache::lonxml::xmlbegin(); - $r->print(< -The LearningOnline Network with CAPA - -ENDDOCUMENT -# Get parameters from query string + + # Get parameters from query string &Apache::loncommon::get_unprocessed_cgi - ($ENV{'QUERY_STRING'},['domainfilter','descriptfilter', - 'sincefilter','form','cnumelement', + ($ENV{'QUERY_STRING'},['domainfilter','form','cnumelement', 'cdomelement','cnameelement','roleelement', - 'pickedcourse','instcodefilter','ownerfilter']); -# 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,'<>&"'); -# institutional code filter - my $instcodefilter=$ENV{'form.instcodefilter'}; - unless ($instcodefilter) { $instcodefilter=''; } - my $listinstcode=&HTML::Entities::encode($instcodefilter,'<>&"'); -# course owner filter - my $ownerfilter=$ENV{'form.ownerfilter'}; - unless ($ownerfilter) { $ownerfilter=''; } - my $listowner=&HTML::Entities::encode($ownerfilter,'<>&"'); -# 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, - 'sincefilter',('-1'=>'', - '86400' => 'today', - '604800' => 'last week', - '2592000' => 'last month', - '7776000' => 'last three months', - '15552000' => 'last six months', - '31104000' => 'last year', - 'select_form_order' => - ['-1','86400','604800','2592000','7776000', - '15552000','31104000'])); -# if called from loncreateuser, report sections, then close - my ($loaditem,$seclist); - my $num_sections = 0; - if ($ENV{'form.form'} eq 'cu' && $ENV{'form.pickedcourse'}) { - $loaditem = 'onLoad="setSections()"'; - my ($cdom,$cnum) = split/_/,$ENV{'form.pickedcourse'}; - my %sections_count = (); - $num_sections = &Apache::loncommon::get_sections($cdom,$cnum,\%sections_count); - my @sections = (); - if ($num_sections > 0) { - @sections = (sort {$a <=> $b} keys %sections_count); - $seclist = join('","',@sections); - } - } - $r->print(&Apache::loncommon::bodytag("Selecting a Course",undef,$loaditem)); - my %lt=&Apache::lonlocal::texthash( - 'cac' => 'Course Activity', - 'cde' => 'Course Description', - 'cdo' => 'Course Domain', - 'cin' => 'Course Institutional Code', - 'cow' => "Course Owner's usename"); - 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 =''; - } - my $submitopener = ''; - my $autosubmit = ''; - my $roleelement = ''; - my $lastaction = 'self.close()'; - if ($ENV{'form.form'} eq 'cu') { - $lastaction = 'document.courselist.pickedcourse.value = cdom+"_"+cname;'."\n". - 'document.courselist.submit();'; + 'multiple','type','setroles']); + + my ($type,$title,$jscript,$multelement,$multiple,$roleelement, + $lastaction,$autosubmit,$submitopener); + + # Get course type - Course or Non-standard Course. + $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. + $multiple = $env{'form.multiple'}; + if ($multiple) { + ($jscript,$multelement) = &multiples_tag(); + $title = &mt('Selecting [_1](s)',lc($type)); } - my $roledom = $ENV{'form.roleelement'}; + + # if called when a DC is selecting a course + my $roledom = $env{'form.roleelement'}; if ($roledom) { $roleelement = ''; - $submitopener = &Apache::lonroles::processpick($roledom); + $submitopener = &Apache::lonroles::processpick(); $autosubmit = 'process_pick("'.$roledom.'")'; } - $r->print(< -function gochoose(cname,cdom,cdesc) { - $name_code - var openerForm = "$ENV{'form.form'}"; - opener.document.$ENV{'form.form'}.$ENV{'form.cnumelement'}.value=cname; - if (openerForm == 'cu' || openerForm == 'rolechoice') { - opener.document.$ENV{'form.form'}.$ENV{'form.cdomelement'}.value=cdom; - } - else { - var slct=opener.document.$ENV{'form.form'}.$ENV{'form.cdomelement'}; - var i; - for (i=0;iprint(&Apache::loncommon::start_page($title,undef, + {'add_entries' => \%loaditem, + 'no_nav_bar' => 1, })); + + if ($env{'form.form'} eq 'portform') { + $lastaction = 'document.courselist.submit()'; + } elsif ($env{'form.form'} eq 'cu') { + $lastaction = + 'document.courselist.pickedcourse.value = cdom+"_"+cname;'."\n". + 'document.courselist.submit();'; + } else { + $lastaction = 'self.close()'; + } + + # if called to assign a role in a course to a user via CUSR + if ($env{'form.form'} eq 'cu') { + $r->print(&create_user_javascript($type)); + } + + # print javascript functions for choosing a course + if ($env{'form.gosearch'} || $onlyown) { + $r->print(&gochoose_javascript($type,$multiple,$autosubmit,$lastaction)); + } + $r->print(''); + $r->print($submitopener); + +# ------------------------------------------ Display of filters to limit search + my $filter = {}; + my $action = '/adm/pickcourse'; + if (!$onlyown) { + my $filterlist = ['domainfilter','descriptfilter', + 'instcodefilter','ownerfilter', + 'ownerdomfilter']; + # course ID filter for DCs only + if ($env{'user.adv'} && $env{'form.domainfilter'} && + exists($env{'user.role.dc./'.$env{'form.domainfilter'}.'/'})) { + push(@{$filterlist},'coursefilter'); } + $r->print(&build_filters($filterlist,$type,$roleelement,$multelement, + $filter,$action)); } - $autosubmit - $lastaction + +# ---------------------------------------------------------------- Get the data + if ($env{'form.gosearch'} || $onlyown) { + my %courses = &search_courses($r,$type,$onlyown,$filter); + &display_matched_courses($r,$type,$multiple,$action,%courses); + } + $r->print(&Apache::loncommon::end_page()); + return OK; } +sub create_user_javascript { + my ($type) = @_; + my $output; + #javascript for reporting sections and groups then closing + if ($env{'form.pickedcourse'}) { + my ($cdom,$cnum) = split/_/,$env{'form.pickedcourse'}; + my $sec_element = 'currsec'; + my $grplist_element = 'groups'; + my ($sections,$groups) = + &Apache::loncommon::get_secgrprole_info($cdom,$cnum,'',$type); + my $num_sections = scalar(@{$sections}); + my $seclist = join(',',@{$sections}); + my $num_groups = scalar(@{$groups}); + my $groupslist = join(',',@{$groups}); + $output = qq| + +|; +; + } + return $output; +} + +sub display_matched_courses { + my ($r,$type,$multiple,$action,%courses) = @_; + if ($env{'form.form'} eq 'portform') { + $action = '/adm/portfolio'; + } + $r->print('
'); + my %by_descrip; + my $numcourses = keys(%courses); + foreach my $course (keys(%courses)) { + my $descr; + if (ref($courses{$course}) eq 'HASH') { + $descr = &unescape($courses{$course}{'description'}); + } elsif ($courses{$course} =~ m/^([^:]*):/i) { + $descr = &unescape($1); + } else { + $descr = &unescape($courses{$course}); } - else { - for (var i=0; i 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,$ttype,@owners); + if (ref($courses{$course}) eq 'HASH') { + $descr = $courses{$course}{'description'}; + $instcode = $courses{$course}{'instcode'}; + $ttype = $courses{$course}{'type'}; + push(@owners,&unescape($courses{$course}{'owner'})); + if (ref($courses{$course}{'co-owners'}) eq 'ARRAY') { + foreach my $item (@{$courses{$course}{'co-owners'}}) { + push(@owners,&unescape($item)); + } + } + } else { + my $singleowner; + ($descr,$instcode,$singleowner,$ttype)=split(/:/,$courses{$course}); + push(@owners,&unescape($singleowner)); } - opener.document.$ENV{"form.form"}.currsec.multiple=true - if (numSections < 3) { - opener.document.$ENV{"form.form"}.currsec.size=numSections; + my $owner = join(', ',@owners); + $r->print(&course_chooser($multiple,$cdom,$cnum,$cleandesc)); + $r->print($description.'('. + (&Apache::lonnet::domain($cdom,'description')? + &Apache::lonnet::domain($cdom,'description'):$cdom).")"); + if ($instcode ne '') { + $r->print(" - ".&unescape($instcode)); } - else { - opener.document.$ENV{"form.form"}.currsec.size=3; + if (@owners > 1) { + $r->print(', '.&mt('owners').' - ',join(', ',@owners)); + } elsif (@owners == 1) { + $r->print(', '.&mt('owner').' - '.$owner); } - opener.document.$ENV{"form.form"}.currsec.options[0].selected = false + if ($ttype ne '') { + $r->print('('.&unescape($ttype).')'); + } + if ($multiple) { $r->print("\n"); } + $r->print("
\n"); } } - self.close() + if (!%courses) { + $r->print(&mt('None found')); + } elsif ($multiple) { + $r->print(''); + } + $r->print(''. + "\n".''."\n". + ''."\n"); + if ((exists($env{'form.roleelement'})) && ($env{'form.form'} eq 'rolechoice')) { + $r->print(''."\n"); + } + if ($env{'form.form'} eq 'portform') { + $r->print(''); + $r->print(''); + $r->print(''); + $r->print(''); + } elsif ($env{'form.form'} eq 'modifycourse') { + $r->print(''."\n"); + $r->print(&Apache::lonhtmlcommon::echo_form_input(['phase','pickedcourse','type','form'])); + } else { + $r->print(''."\n". + ''."\n"); + } + $r->print("\n"); + return; } - -$submitopener -
- - + + +sub multiples_tag { + my $jscript = &Apache::loncommon::check_uncheck_jscript(); + my $multelement = ''; + return ($jscript,$multelement); +} + +sub build_filters { + my ($filterlist,$type,$roleelement,$multelement,$filter,$action, + $caller) = @_; + my $list; + my $formname; + if (defined($env{'form.form'})) { + $formname = $env{'form.form'}; + } else { + $formname = $caller; + } + my ($domainselectform,$sincefilterform,$ownerdomselectform, + $instcodeform,$typeselectform); + foreach my $item (@{$filterlist}) { + $filter->{$item} = $env{'form.'.$item}; + if ($item ne 'descriptfilter' && $item ne 'instcodefilter') { + if ($item eq 'domainfilter' || $item eq 'ownerdomfilter') { + $filter->{$item} = &LONCAPA::clean_domain($filter->{$item}); + } elsif ($item eq 'coursefilter') { + $filter->{$item} = &LONCAPA::clean_courseid($filter->{$item}); + } elsif ($item eq 'ownerfilter') { + $filter->{$item} = &LONCAPA::clean_username($filter->{$item}); + } else { + $filter->{$item} =~ s/\W//g; + } + if (!$filter->{$item}) { + $filter->{$item} = ''; + } + } + if ($item eq 'domainfilter') { + my $allow_blank = 1; + if ($formname eq 'portform') { + $filter->{$item} ||= $env{'user.domain'}; + $allow_blank=0; + } + $domainselectform = + &Apache::loncommon::select_dom_form($filter->{$item}, + 'domainfilter', + $allow_blank); + } elsif ($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', + '2592000' => 'last month', + '7776000' => 'last three months', + '15552000' => 'last six months', + '31104000' => 'last year', + 'select_form_order' => + ['-1','86400','604800','2592000','7776000', + '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 = '"; + my $output = qq| + + +|; + if ($formname eq 'modifycourse') { + $output .= ''; + } else { + my $name_input; + if ($env{'form.cnameelement'} ne '') { + $name_input = ''; + } + $output .= qq| + + $name_input - $roleelement -$lt{'cac'}: $sincefilterform -
-$lt{'cdo'}: $domainselectform -
-$lt{'cin'}: - -
-$lt{'cow'}: - -
-$lt{'cde'}: - +$multelement +|; + if ($formname eq 'portform') { + $output .= ''; + } + } + if ($sincefilterform) { + $output .= $lt{'cac'}.': '.$sincefilterform.'
'."\n"; + } + if ($domainselectform) { + $output .= $lt{'cdo'}.': '.$domainselectform.'
'."\n"; + } + if ($typeselectform) { + $output .= $lt{'cog'}.': '.$typeselectform.'
'."\n"; + } + if ($instcodeform) { + $output .= $lt{'cin'}.': '.$instcodeform.'
'."\n"; + } + if (exists($filter->{'ownerfilter'})) { + $output .= $lt{'cow'}.': '. + '
'."\n". + $lt{'cod'}.': '.$ownerdomselectform.'
'."\n"; + } + if (exists($filter->{'coursefilter'})) { + $output .= &mt('LON-CAPA course ID').': '. + '
'; + } + if (exists($filter->{'descriptfilter'})) { + $output .=$lt{'cde'}.': '. + ''."\n"; + } + $output .= qq|

-ENDSCRIPT -# ---------------------------------------------------------------- Get the data - if ($ENV{'form.gosearch'}) { +|; + return $output; +} + +sub search_courses { + my ($r,$type,$onlyown,$filter) = @_; + my %courses; + if (!$onlyown) { $r->print(&mt('Searching').' ...
 
'); $r->rflush(); - unless ($descriptfilter) { $descriptfilter='.'; } - unless ($instcodefilter) { $instcodefilter='.'; } - unless ($ownerfilter) { $ownerfilter='.'; } - my $timefilter=($sincefilter==-1?1:time-$sincefilter); - my %courses= - &Apache::lonnet::courseiddump - ($domainfilter,$descriptfilter,$timefilter,$instcodefilter,$ownerfilter); - $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('
'); + my %coursehash = &Apache::loncommon::findallcourses(); + foreach my $cid (sort(keys(%coursehash))) { + $courses{$cid} = $env{'course.'.$cid.'.description'}; + } + } + return %courses; +} + +sub course_chooser { + my ($multiple,$cdom,$cnum,$cleandesc) = @_; + my $output; + if ($multiple) { + $output = '