--- loncom/interface/lonpickcourse.pm 2003/03/26 00:26:16 1.1 +++ loncom/interface/lonpickcourse.pm 2009/05/14 09:58:31 1.82 @@ -1,7 +1,7 @@ # The LearningOnline Network # Pick a course # -# $Id: lonpickcourse.pm,v 1.1 2003/03/26 00:26:16 www Exp $ +# $Id: lonpickcourse.pm,v 1.82 2009/05/14 09:58:31 bisitz Exp $ # # Copyright Michigan State University Board of Trustees # @@ -33,54 +33,1004 @@ use Apache::Constants qw(:common); use Apache::loncommon; use Apache::loncoursedata; use Apache::lonnet; +use Apache::lonlocal; +use Apache::longroup; +use Apache::courseclassifier; +use LONCAPA; sub handler { my $r = shift; - $r->content_type('text/html'); + &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; return OK if $r->header_only; # ------------------------------------------------------------ Print the screen - $r->print(< - -The LearningOnline Network with CAPA - -ENDDOCUMENT - -# Is this even in a course? + # Get parameters from query string &Apache::loncommon::get_unprocessed_cgi - ($ENV{'QUERY_STRING'},['domainfilter','descriptfilter', - 'sincefilter','form','cnumelement','cdomelement']); - my $domainfilter=$ENV{'form.domainfilter'}; - $domainfilter=~s/\W//g; - unless ($domainfilter) { $domainfilter='.'; } - my $descriptfilter=$ENV{'form.descriptfilter'}; - $descriptfilter=~s/\W//g; - unless ($descriptfilter) { $descriptfilter='.'; } - my $sincefilter=$ENV{'form.sincefilter'}; - $sincefilter=~s/\D//g; - unless ($sincefilter) { $sincefilter=0; } - - $r->print(&Apache::loncommon::bodytag("Selecting a Course")); - $r->print(< -function gochoose(cname,cdom) { - opener.document.$ENV{'form.form'}.$ENV{'form.cnumelement'}.value=cname; - var slct=opener.document.$ENV{'form.form'}.$ENV{'form.cdomelement'}; - var i; - for (i=0;i'; + $submitopener = &processpick(); + $autosubmit = 'process_pick("'.$roledom.'")'; + } + + my $onlyown = 0; + # if called to assign course-based portfolio access control + if ((($env{'form.form'} eq 'portform') && (!$env{'user.adv'}))) { + $onlyown = 1; + } + + my %loaditem; + if ($env{'form.numtitles'}) { + $loaditem{'onload'} = 'setElements(); '; + } + + if ((($env{'form.form'} eq 'cu') || ($env{'form.form'} eq 'studentform')) && + ($env{'form.pickedcourse'})) { + $loaditem{'onload'} .= 'setSections()'; + } + $r->print(&Apache::loncommon::start_page($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' || ($env{'form.form'} eq 'studentform' && + !$multiple)) { + $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' || $env{'form.form'} eq 'studentform') { + $r->print(&create_user_javascript($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 $action = '/adm/pickcourse'; + my ($numtitles,$showroles,$nohost); + if (!$onlyown) { + my $filterlist = ['domainfilter','descriptfilter', + 'instcodefilter']; + if ($env{'form.form'} eq 'rules') { + push(@{$filterlist},'personfilter'); + if (($env{'form.personfilter'} ne '') && ($env{'form.persondomfilter'} ne '')) { + if (&Apache::lonnet::homeserver($env{'form.personfilter'}, + $env{'form.persondomfilter'}) eq 'no_host') { + $nohost = 1; + } else { + $showroles = 1; + } + } + } else { + push(@{$filterlist},'ownerfilter'); + } + # 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,\$numtitles)); + } + +# ---------------------------------------------------------------- Get the data + if ($env{'form.gosearch'} || $onlyown) { + my %courses = &search_courses($r,$type,$onlyown,$filter,$numtitles); + if ($nohost) { + $r->print (''. + &mt('User does not exist - username: [_1], domain: [_2].', + ''.$filter->{'personfilter'}.'', + ''.$filter->{'persondomfilter'}.'').''); + } else { + &display_matched_courses($r,$type,$multiple,$action,$showroles,%courses); + } } - self.close(); + $r->print(&Apache::loncommon::end_page()); + return OK; } + +sub processpick { + my $openerform = 'rolechoice'; + if ($env{'form.form'} eq 'studentform') { + $openerform = $env{'form.form'}; + } + my $process_pick = <<"ENDONE"; + -ENDSCRIPT +"; + return $process_pick; +} - $r->print(''); - return OK; -} +sub create_user_javascript { + my ($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,$action,$showroles,%courses) = @_; + if ($env{'form.form'} eq 'portform') { + $action = '/adm/portfolio'; + } + my $numcourses = keys(%courses); + $r->print('
'); + if ($env{'form.form'} eq 'modifycourse') { + if ($numcourses > 0) { + my $cctitle = &Apache::lonnet::plaintext('cc',$type); + my $dctitle = &Apache::lonnet::plaintext('dc'); + my $ccrolechk = ' checked="checked" '; + my $menuchk = ' '; + if ($env{'form.prevphase'} ne '') { + $ccrolechk = ' '; + $menuchk = ' checked="checked" '; + } + $r->print( + '
' + .''.&mt('Action').'' + .'
' + .'
' + .'
' + .'
' + ); + } + } + my %by_descrip; + foreach my $course (keys(%courses)) { + my $descr; + if (ref($courses{$course}) eq 'HASH') { + $descr = $courses{$course}{'description'}; + } elsif ($courses{$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(' +    +

'); + } + + if (%courses) { + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Select').'' + .''.&mt('Course Title').'' + .''.&mt('Domain').'' + .''.&mt('Course Code').'' + .''.&mt('Owner/Co-owner(s)').'' + .''.&mt('Type').'' + ); + if ($showroles) { + $r->print(''.&mt("Role(s) for [_1]", + &Apache::loncommon::plainname($env{'form.personfilter'}, + $env{'form.persondomfilter'},'firstname')).''); + } + $r->print(&Apache::loncommon::end_data_table_header_row()); + } + foreach my $description (sort { lc($a) cmp lc($b) } (keys(%by_descrip))) { + foreach my $course (@{$by_descrip{$description}}) { + $r->print(&Apache::loncommon::start_data_table_row()); + 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}{'inst_code'}; + $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)); + } + my $ownerstr = join(', ',@owners); + $r->print(''.&course_chooser($multiple,$cdom,$cnum,$cleandesc).''); + $r->print(''.$description.''); + $r->print(''); + $r->print(&Apache::lonnet::domain($cdom,'description')? + $cdom.' ('.&Apache::lonnet::domain($cdom,'description').')':$cdom); + $r->print(''); + $r->print(''); + if ($instcode ne '') { + $r->print(&unescape($instcode)); + } else { + $r->print(' '); + } + $r->print(''); + $r->print(''.$ownerstr.''); + $r->print(''); + if ($ttype ne '') { + $r->print(&mt(&unescape($ttype))); + } else { + $r->print(' '); + } + $r->print(''); + if ($showroles) { + $r->print(''); + my $rolestr; + if (ref($courses{$course}{'roles'}) eq 'ARRAY') { + my @roles = sort(@{$courses{$course}{'roles'}}); + foreach my $role (@roles) { + if ($role =~ /^cr/) { + my (undef,$crdom,$crname,$crtitle) = split('/',$role); + $rolestr .= $crtitle.', '; + } else { + $rolestr .= &Apache::lonnet::plaintext($role,$ttype).', '; + } + } + $rolestr =~ s/\, $//; + } + $r->print($rolestr.''); + } + if ($multiple) { $r->print("\n"); } + $r->print(&Apache::loncommon::end_data_table_row()); + # $r->print("
\n"); + } + } + if (%courses) { + $r->print(&Apache::loncommon::end_data_table()); + } + + 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(&Apache::lonhtmlcommon::echo_form_input(['phase','pickedcourse','type','form','numtitles','state'])); + } else { + $r->print(''."\n". + ''."\n"); + } + if ((exists($env{'form.fixeddom'})) && ($env{'form.form'} eq 'rules')) { + $r->print(''); + } + if ($env{'form.numtitles'}) { + $r->print(''); + } + $r->print("
\n"); + return; +} + +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, + $numtitlesref,$caller) = @_; + my $list; + my $formname; + my ($fixeddom,$codedom,$jscript); + if (defined($env{'form.form'})) { + $formname = $env{'form.form'}; + } else { + $formname = $caller; + } + my ($domainselectform,$sincefilterform,$ownerdomselectform,$persondomselectform, + $instcodeform,$typeselectform,$instcodetitle); + foreach my $item (@{$filterlist}) { + $filter->{$item} = $env{'form.'.$item}; + if ($item ne 'descriptfilter' && $item ne 'instcodefilter') { + if ($item eq 'domainfilter') { + $filter->{$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}); + $filter->{'ownerdomfilter'} = + &LONCAPA::clean_domain($env{'form.ownerdomfilter'}); + $ownerdomselectform = + &Apache::loncommon::select_dom_form($filter->{'ownerdomfilter'}, + 'ownerdomfilter',1); + } elsif ($item eq 'personfilter') { + $filter->{$item} = &LONCAPA::clean_username($filter->{$item}); + if ($env{'form.persondomfilter'} eq '') { + unless ($env{'form.gosearch'}) { + $filter->{'persondomfilter'} = $env{'request.role.domain'}; + } + } else { + $filter->{'persondomfilter'} = + &LONCAPA::clean_domain($env{'form.persondomfilter'}); + } + $persondomselectform = + &Apache::loncommon::select_dom_form($filter->{'persondomfilter'}, + 'persondomfilter',1); + } 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'}; + $allow_blank=0; + } elsif ($formname eq 'studentform') { + $filter->{$item} ||= $env{'request.role.domain'}; + $allow_blank=0; + } + if ($env{'form.fixeddom'}) { + $domainselectform = ''. + &Apache::lonnet::domain($env{'request.role.domain'}, + 'description'); + $codedom = $env{'request.role.domain'}; + } else { + $domainselectform = + &Apache::loncommon::select_dom_form($filter->{$item}, + 'domainfilter', + $allow_blank); + $codedom = $filter->{'domainfilter'}; + } + } 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("$type Activity"), + 'cde' => &mt("$type Title"), + 'cdo' => &mt("$type Domain"), + 'ins' => &mt('Institutional Code'), + 'inc' => &mt('Institutional Categorization'), + 'cow' => &mt("$type Owner/Co-owner"), + 'cop' => &mt("$type Personnel Includes"), + 'cog' => &mt('Course Type') + ); + + $typeselectform = ''; + $instcodetitle = $lt{'ins'}; + } else { + $instcodetitle = $lt{'inc'}; + } + if ($env{'form.fixeddom'}) { + $instcodetitle .= '
('.$codedom.')'; + } + if ($jscript ne '') { + $jscript = ''."\n"; + } + } + foreach my $posstype ('Course','Non-standard Course') { + $typeselectform.='\n"; + } + $typeselectform.=""; + my $output = qq| +
+ +|; + if ($formname eq 'modifycourse') { + $output .= ''."\n". + ''."\n"; + } else { + my $name_input; + if ($env{'form.cnameelement'} ne '') { + $name_input = ''; + } + $output .= qq| + + +$name_input +$roleelement +$multelement +|; + if ($formname eq 'portform') { + $output .= ''."\n"; + } + } + if ($env{'form.fixeddom'}) { + $output .= ''."\n"; + } + $output .= "
\n".&Apache::lonhtmlcommon::start_pick_box(); + if ($sincefilterform) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cac'}) + .$sincefilterform + .&Apache::lonhtmlcommon::row_closure(); + } + if ($domainselectform) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cdo'}) + .$domainselectform + .&Apache::lonhtmlcommon::row_closure(); + } + if ($typeselectform) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cog'}) + .$typeselectform + .&Apache::lonhtmlcommon::row_closure(); + } + if ($instcodeform) { + $output .= &Apache::lonhtmlcommon::row_title($instcodetitle) + .$instcodeform + .&Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'ownerfilter'})) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cow'}). + '
'.&mt('Username').'
'. + '		'.&mt('Domain').'
'. + $ownerdomselectform.'
'. + &Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'personfilter'})) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cop'}). + '
'.&mt('Username').'
'. + '		'.&mt('Domain').'
'. + $persondomselectform.'
'. + &Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'coursefilter'})) { + $output .= &Apache::lonhtmlcommon::row_title(&mt('LON-CAPA course ID')) + .'' + .&Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'descriptfilter'})) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cde'}) + .'' + .&Apache::lonhtmlcommon::row_closure(1); + } + $output .= &Apache::lonhtmlcommon::end_pick_box(); + $output .= '

'."\n".'
'."\n".'
'."\n"; + return $jscript.$output; +} + +sub instcode_selectors { + my ($codedom,$formname,$officialjs) = @_; + my ($output,@codetitles,%cat_titles,%cat_order,%cat_items); + my ($jscript,$totcodes,$numtitles,$lasttitle) = + &Apache::courseclassifier::instcode_selectors_data($codedom,$formname, + \%cat_items,\@codetitles,\%cat_titles,\%cat_order,$officialjs); + if ($numtitles > 0) { + my $unofficial = ' checked="checked" '; + my $official = ''; + if ($env{'form.official'}) { + $official = $unofficial; + $unofficial = ''; + } + $output .= ''.&mt('Official course:').' '.(' 'x3).'
'. + &Apache::courseclassifier::build_instcode_selectors($numtitles, + $lasttitle,\%cat_items,\@codetitles,\%cat_titles,\%cat_order)."\n". + ''."\n". + ''."\n"; + + } + return ($output,$jscript,$numtitles); +} + +sub search_courses { + my ($r,$type,$onlyown,$filter,$numtitles) = @_; + my (%courses,%showcourses); + if (!$onlyown) { + $r->print(&mt('Searching ...').'
 
'); + $r->rflush(); + if (($filter->{'ownerfilter'} ne '') || + ($filter->{'ownerdomfilter'} ne '')) { + $filter->{'combownerfilter'} = $filter->{'ownerfilter'}.':'. + $filter->{'ownerdomfilter'}; + } + foreach my $item ('descriptfilter','coursefilter','combownerfilter') { + if (!$filter->{$item}) { + $filter->{$item}='.'; + } + } + my $timefilter = + ($filter->{'sincefilter'}==-1?1:time-$filter->{'sincefilter'}); + my ($instcodefilter,$regexpok); + if ($numtitles) { + if ($env{'form.official'}) { + $instcodefilter = + &Apache::courseclassifier::instcode_search_str($filter->{'domainfilter'}, + $numtitles); + $regexpok = 1; + } + } else { + $instcodefilter = $filter->{'instcodefilter'}; + } + if ($instcodefilter eq '') { $instcodefilter = '.'; } + if ($type eq '') { $type = '.'; } + %courses = + &Apache::lonnet::courseiddump($filter->{'domainfilter'}, + $filter->{'descriptfilter'}, + $timefilter, + $instcodefilter, + $filter->{'combownerfilter'}, + $filter->{'coursefilter'}, + undef,undef,$type,$regexpok); + if (($filter->{'personfilter'} ne '') && ($filter->{'persondomfilter'} ne '')) { + my %rolehash = &Apache::lonnet::get_my_roles($filter->{'personfilter'}, + $filter->{'persondomfilter'}, + 'userroles',undef, + ['cc','in','ad','ep','ta','cr'], + $filter->{'domainfilter'}); + foreach my $role (keys(%rolehash)) { + my ($cnum,$cdom,$courserole) = split(':',$role); + my $cid = $cdom.'_'.$cnum; + if (exists($courses{$cid})) { + if (ref($courses{$cid}) eq 'HASH') { + if (ref($courses{$cid}{roles}) eq 'ARRAY') { + if (!grep(/^\Q$courserole\E$/,@{$courses{$cid}{roles}})) { + push (@{$courses{$cid}{roles}},$courserole); + } + } else { + $courses{$cid}{roles} = [$courserole]; + } + $showcourses{$cid} = $courses{$cid}; + } + } + } + %courses = %showcourses; + } + } else { + $r->print('
'); + my %coursehash = &Apache::loncommon::findallcourses(); + foreach my $cid (sort(keys(%coursehash))) { + $courses{$cid}{'description'} = $env{'course.'.$cid.'.description'}; + } + } + return %courses; +} + +sub course_chooser { + my ($multiple,$cdom,$cnum,$cleandesc) = @_; + my $output; + if ($multiple) { + $output = '