--- loncom/interface/coursecatalog.pm 2014/03/17 18:20:32 1.80
+++ loncom/interface/coursecatalog.pm 2018/12/16 03:17:07 1.97
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Handler for displaying the course catalog interface
#
-# $Id: coursecatalog.pm,v 1.80 2014/03/17 18:20:32 bisitz Exp $
+# $Id: coursecatalog.pm,v 1.97 2018/12/16 03:17:07 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -38,6 +38,7 @@ use Apache::lonlocal;
use Apache::courseclassifier;
use Apache::lonacc;
use LONCAPA;
+use LONCAPA::lonauthcgi;
sub handler {
my ($r) = @_;
@@ -56,7 +57,8 @@ sub handler {
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['sortby','showdom']);
- my $codedom = &Apache::lonnet::default_login_domain();
+ my $serverdefdom = &Apache::lonnet::default_login_domain();
+ my $codedom = $serverdefdom;
if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne 'public')) {
$codedom = $env{'user.domain'};
@@ -73,29 +75,183 @@ sub handler {
$env{'form.showdom'} = '';
}
}
- my $domdesc = &Apache::lonnet::domain($codedom,'description');
+ my $domdesc = &Apache::lonnet::domain($serverdefdom,'description');
&Apache::lonhtmlcommon::clear_breadcrumbs();
-
- if ($env{'form.catalog_maxdepth'} ne '') {
- $env{'form.catalog_maxdepth'} =~ s{\D}{}g;
+
+ unless (($serverdefdom eq $codedom) ||
+ (&Apache::lonnet::will_trust('catalog',$serverdefdom,$codedom))) {
+ my $serverdomdesc = &Apache::lonnet::domain($serverdefdom,'description');
+ $r->print(&Apache::loncommon::start_page('Course/Community Catalog'));
+ &Apache::lonhtmlcommon::add_breadcrumb
+ ({href=>"/adm/coursecatalog",
+ text=>"Course/Community Catalog"});
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course/Community Catalog'));
+ $r->print('
'.&mt('Access to catalog LON-CAPA courses/communities unavailable for: "[_1]" on servers run by: "[_2]".',
+ $domdesc,$serverdomdesc).'
');
+ $r->print(&Apache::loncommon::end_page());
+ return OK;
}
-
my %domconfig =
&Apache::lonnet::get_dom('configuration',['coursecategories'],$codedom);
- my (@cats,@trails,%allitems,%idx,@jsarray,%subcathash,$cathash);
+ my $knownuser = &user_is_known();
+ my $canviewall = &canview_all($knownuser,$codedom);
+
+ my ($cathash,$cattype);
if (ref($domconfig{'coursecategories'}) eq 'HASH') {
$cathash = $domconfig{'coursecategories'}{'cats'};
+ if ($knownuser || $canviewall) {
+ $cattype = $domconfig{'coursecategories'}{'auth'};
+ } else {
+ $cattype = $domconfig{'coursecategories'}{'unauth'};
+ }
+ if ($cattype eq '') {
+ $cattype = 'std';
+ }
} else {
$cathash = {};
+ $cattype = 'std';
+ }
+ if ($cattype eq 'none') {
+ $r->print(&Apache::loncommon::start_page('Course/Community Catalog'));
+ &Apache::lonhtmlcommon::add_breadcrumb
+ ({href=>"/adm/coursecatalog",
+ text=>"Course/Community Catalog"});
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course/Community Catalog'));
+ if ($knownuser || $canviewall) {
+ $r->print(''.&mt('No catalog of LON-CAPA courses/communities is provided for: [_1]',$domdesc).'
');
+ } else {
+ if ($domconfig{'coursecategories'}{'auth'} eq 'none') {
+ $r->print(''.&mt('No catalog of LON-CAPA courses/communities is provided for: [_1]',$domdesc).'
');
+ } else {
+ $r->print(''.&mt('The catalog of LON-CAPA courses/communities provided for: "[_1]" is only available to users who are logged in.',$domdesc).'
');
+ }
+ }
+ $r->print(&Apache::loncommon::end_page());
+ return OK;
+ }
+
+ my $cnum;
+ if ($cattype eq 'codesrch') {
+ my ($uniquecode,$codemsg,$brtext);
+ if ($env{'form.uniquecode'}) {
+ $uniquecode = $env{'form.uniquecode'};
+ $uniquecode =~ s/^\s+|\s+$//g;
+ }
+ my $js = ''."\n";
+ $r->print(&Apache::loncommon::start_page('Search for a Course/Community',$js));
+ if ($uniquecode =~ /^\w{6}$/) {
+ &Apache::lonhtmlcommon::add_breadcrumb
+ ({href=>"/adm/coursecatalog",
+ text=>"Course/Community Catalog"});
+ $brtext = 'Search Result';
+ } else {
+ $brtext = 'Course/Community Catalog';
+ }
+ &Apache::lonhtmlcommon::add_breadcrumb
+ ({href=>"/adm/coursecatalog",
+ text=>"$brtext"});
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course/Community Catalog'));
+ $r->print(&coursesearch($codedom,$domdesc,$uniquecode));
+ if ($uniquecode =~ /^\w{6}$/) {
+ $r->print('
');
+ my $confname = $codedom.'-domainconfig';
+ my %codes = &Apache::lonnet::get('uniquecodes',[$uniquecode],$codedom,$confname);
+ if ($codes{$uniquecode}) {
+ $cnum = $codes{$uniquecode};
+ my %courses = &Apache::lonnet::courseiddump($codedom,'.',1,'.','.',
+ $cnum,undef,undef,'.',1);
+ if (keys(%courses)) {
+ $env{'form.coursenum'} = $cnum;
+ my %courseinfo = &build_courseinfo_hash(\%courses,$knownuser,$codedom,$canviewall);
+ undef($env{'form.coursenum'});
+ if (ref($courseinfo{$codedom.'_'.$cnum}) eq 'HASH') {
+ $r->print(&Apache::lonhtmlcommon::start_pick_box());
+ my @cols = ('title','ownerlastnames','seclist','access');
+ my %lt = &Apache::lonlocal::texthash(
+ title => 'Title',
+ ownerlastnames => 'Owner & Co-owner(s)',
+ seclist => 'Sections',
+ access => 'Default Access Dates for Students',
+ );
+ my @shown;
+ foreach my $item (@cols) {
+ if ($courseinfo{$codedom.'_'.$cnum}{$item}) {
+ push(@shown,$item);
+ }
+ }
+ my $num = 0;
+ foreach my $item (@shown) {
+ $num ++;
+ $r->print(&Apache::lonhtmlcommon::row_title($lt{$item}).
+ $courseinfo{$codedom.'_'.$cnum}{$item});
+ if ($item eq 'title') {
+ if ($courseinfo{$codedom.'_'.$cnum}{'showsyllabus'}) {
+ my $usehttp = 0;
+ if (($ENV{'SERVER_PORT'} == 443) && ($courseinfo{$codedom.'_'.$cnum}{'extsyllplain'})) {
+ $usehttp = 1;
+ }
+ $r->print(' '.
+ ''.
+ &mt('Syllabus').'');
+ }
+ }
+ my $arg = ( $num == scalar(@shown) ? 1 : '' );
+ $r->print(&Apache::lonhtmlcommon::row_closure($arg));
+ }
+ $r->print(&Apache::lonhtmlcommon::end_pick_box());
+ my $selfenroll = &selfenroll_status($courseinfo{$codedom.'_'.$cnum},$codedom.'_'.$cnum);
+ if ($selfenroll) {
+ $r->print('
'.$selfenroll);
+ }
+ $r->print(''."\n");
+
+ } else {
+ $codemsg = &mt('Code matched, but course ID to which this mapped is invalid.');
+ }
+ } else {
+ $codemsg = &mt('Code matched, but course ID to which this mapped is invalid.');
+ }
+ } else {
+ $codemsg = &mt('No match');
+ }
+ }
+ $r->print('
'.&Apache::loncommon::end_page());
+ return OK;
+ } else {
+ if ($env{'form.coursenum'} ne '') {
+ if ($env{'form.coursenum'} =~ /^$LONCAPA::match_courseid$/) {
+ $cnum = $env{'form.coursenum'};
+ } else {
+ delete($env{'form.coursenum'});
+ }
+ }
}
- my $subcats;
+
+ my (@cats,@trails,%allitems,%idx,@jsarray,%subcathash,$subcats,%maxd,
+ $toplevelstr,$maxdepthstr);
if ($env{'form.withsubcats'}) {
$subcats = \%subcathash;
}
&Apache::loncommon::extract_categories($cathash,\@cats,\@trails,\%allitems,
- \%idx,\@jsarray,$subcats);
+ \%idx,\@jsarray,$subcats,\%maxd);
+ if (ref($cats[0]) eq 'ARRAY') {
+ foreach my $item (@{$cats[0]}) {
+ $toplevelstr .= "'".&js_escape($item)."::0',";
+ $maxdepthstr .= "'$maxd{$item}',";
+ }
+ $toplevelstr =~ s/,$//;
+ $maxdepthstr =~ s/,$//;
+ }
+ &validate_input(\@cats,\%maxd);
my ($numtitles,@codetitles);
- if ($env{'form.coursenum'} ne '' && &user_is_known()) {
+ if (($env{'form.coursenum'} ne '') && ($knownuser)) {
&course_details($r,$codedom,$formname,$domdesc,\@trails,\%allitems,\@codetitles);
} else {
my ($catlinks,$has_subcats,$selitem) = &category_breadcrumbs($codedom,@cats);
@@ -103,9 +259,29 @@ sub handler {
my $catjs = <<"ENDSCRIPT";
function setCatDepth(depth) {
- document.coursecats.catalog_maxdepth.value = depth;
- if (depth == '') {
- document.coursecats.currcat_0.value = '';
+ var depth = parseInt(depth);
+ if (depth !== NaN) {
+ if (depth > 0) {
+ var possmaxd = 0;
+ var toplevel = new Array($toplevelstr);
+ var maxdepths = new Array($maxdepthstr);
+ if (toplevel.length) {
+ for (var i=0; i possmaxd) {
+ depth = possmaxd;
+ }
+ }
+ document.coursecats.catalog_maxdepth.value = depth;
+ } else {
+ document.coursecats.currcat_0.value = '';
+ document.coursecats.catalog_maxdepth.value = '';
}
document.coursecats.submit();
return;
@@ -122,8 +298,8 @@ function setCourseId(caller) {
}
ENDSCRIPT
- $catjs .= &courselink_javascript();
- if (&user_is_dc($codedom)) {
+ $catjs .= &courselink_javascript($r);
+ if (&user_is_dc($codedom) || $canviewall) {
$catjs .= <print(&print_course_listing($codedom,$numtitles,undef,undef,undef,
- \@codetitles));
+ \@codetitles,$canviewall));
}
} else {
my (%add_entries);
@@ -167,6 +343,7 @@ ENDTOGGJS
if (!$deeper) {
$alert = &mt('Choose a category to display');
}
+ &js_escape(\$alert);
$catjs .= <'."\n".$catjs."\n".'';
- &cat_header($r,$codedom,$catjs,\%add_entries,$catlinks);
+ &cat_header($r,$codedom,$catjs,\%add_entries,$catlinks,undef,$cattype);
if ($env{'form.currcat_0'} ne '') {
$r->print('
');
}
if ($env{'form.state'} eq 'listing') {
- $r->print(&print_course_listing($codedom,undef,\@trails,\%allitems,$subcats,\@codetitles));
+ $r->print(&print_course_listing($codedom,undef,\@trails,\%allitems,$subcats,\@codetitles,
+ $canviewall));
}
}
}
@@ -210,13 +390,74 @@ ENDJS
return OK;
}
+sub validate_input {
+ my ($cats,$maxd) = @_;
+ my $currcat = '';
+ my $depth = 0;
+ if ($env{'form.catalog_maxdepth'} ne '') {
+ $env{'form.catalog_maxdepth'} =~ s{\D}{}g;
+ }
+ if ((ref($cats) eq 'ARRAY') && (ref($maxd) eq 'HASH')) {
+ if (ref($cats->[0]) eq 'ARRAY') {
+ if (@{$cats->[0]} == 1) {
+ if ($cats->[0][0] eq 'instcode') {
+ $currcat = 'instcode::0';
+ } elsif ($cats->[0][0] eq 'communities') {
+ $currcat = 'communities::0';
+ } elsif ($cats->[0][0] eq 'placement') {
+ $currcat = 'placement::0';
+ } else {
+ my $name = $cats->[0][0];
+ $currcat = &escape($name).'::0';
+ }
+ if (exists($maxd->{$cats->[0][0]})) {
+ if ($env{'form.catalog_maxdepth'} <= $maxd->{$cats->[0][0]}) {
+ $depth = $env{'form.catalog_maxdepth'};
+ } else {
+ $depth = $maxd->{$cats->[0][0]};
+ }
+ }
+ } elsif ((@{$cats->[0]} > 1) && ($env{'form.currcat_0'} ne '')) {
+ my ($escname) = ($env{'form.currcat_0'} =~ /^([^:]+)\:\:0$/);
+ if ($escname =~ /^instcode|communities|placement$/) {
+ $currcat = $env{'form.currcat_0'};
+ if (exists($maxd->{$escname})) {
+ if ($env{'form.catalog_maxdepth'} <= $maxd->{$escname}) {
+ $depth = $env{'form.catalog_maxdepth'};
+ } else {
+ $depth = $maxd->{$escname};
+ }
+ } else {
+ $depth = 1;
+ }
+ } elsif ($escname ne '') {
+ my $name = &unescape($escname);
+ if (grep(/^\Q$name\E$/,@{$cats->[0]})) {
+ $currcat = $env{'form.currcat_0'};
+ if (exists($maxd->{$name})) {
+ if ($env{'form.catalog_maxdepth'} <= $maxd->{$name}) {
+ $depth = $env{'form.catalog_maxdepth'};
+ } else {
+ $depth = $maxd->{$name};
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ $env{'form.currcat_0'} = $currcat;
+ $env{'form.catalog_maxdepth'} = $depth;
+ return;
+}
+
sub course_details {
my ($r,$codedom,$formname,$domdesc,$trails,$allitems,$codetitles) = @_;
my $output;
my %add_entries = (topmargin => "0",
marginheight => "0",);
my $js = ''."\n";
+ &courselink_javascript($r).''."\n";
my $start_page =
&Apache::loncommon::start_page('Course/Community Catalog',$js,
{'add_entries' => \%add_entries, });
@@ -228,9 +469,18 @@ sub course_details {
}
my $brtextone = 'Course listing';
my $brtexttwo = 'Course details';
+ my $textthree = &mt('Detailed course information:');
+ my $textfour = &mt('Back to course listing');
if ($env{'form.currcat_0'} eq 'communities::0') {
$brtextone = 'Community listing';
$brtexttwo = 'Community details';
+ $textthree = &mt('Detailed community information:');
+ $textfour = &mt('Back to community listing');
+ } elsif ($env{'form.currcat_0'} eq 'placement::0') {
+ $brtextone = 'Placement test listing';
+ $brtexttwo = 'Placement test details';
+ $textthree = &mt('Detailed placement test information:');
+ $textfour = &mt('Back to placement test listing');
}
&Apache::lonhtmlcommon::add_breadcrumb
({href=>"javascript:document.$formname.submit()",
@@ -238,30 +488,44 @@ sub course_details {
{text=>$brtexttwo});
$r->print(
&Apache::lonhtmlcommon::breadcrumbs('Course/Community Catalog').
- ''.
- (($env{'form.currcat_0'} eq 'communities::0') ?
- &mt('Detailed community information:') :
- &mt('Detailed course information:')).
- '
'.
+ ''.$textthree.'
'.
&print_course_listing($codedom,undef,$trails,$allitems,undef,$codetitles).
'
'.
'');
return;
}
+sub coursesearch {
+ my ($codedom,$domdesc,$uniquecode) = @_;
+ my %lt = &Apache::lonlocal::texthash (
+ crlk => 'Course look-up',
+ code => 'Code',
+ ifyo => 'Enter the course code (six letters and numbers)',
+ srch => 'Find course',
+ );
+ return <<"END";
+$lt{'crlk'} ($domdesc)
+$lt{'ifyo'}
+
+END
+}
+
sub courselink_javascript {
+ my ($r) = @_;
+ my $hostname = $r->hostname();
return <<"END";
-function ToSyllabus(cdom,cnum) {
+function ToSyllabus(cdom,cnum,usehttp) {
if (cdom == '' || cdom == null) {
return;
}
@@ -269,6 +533,13 @@ function ToSyllabus(cdom,cnum) {
return;
}
document.linklaunch.action = "/public/"+cdom+"/"+cnum+"/syllabus";
+ if (usehttp == 1) {
+ var hostname = '$hostname';
+ if (hostname != '') {
+ document.linklaunch.action = 'http://'+hostname+document.linklaunch.action;
+ }
+ document.linklaunch.action += '?usehttp=1';
+ }
document.linklaunch.submit();
}
@@ -285,7 +556,7 @@ END
}
sub instcode_course_selector {
- my ($r,$codedom,$formname,$domdesc,$catlinks,$catjs,$codetitles) = @_;
+ my ($r,$codedom,$formname,$domdesc,$catlinks,$catjs,$codetitles,$cattype,$canviewall) = @_;
my %coursecodes = ();
my %codes = ();
my %cat_titles = ();
@@ -305,18 +576,18 @@ sub instcode_course_selector {
'';
if ($totcodes) {
if (($env{'form.state'} eq 'listing') && ($numtitles > 0)) {
- $add_entries{'onLoad'} = 'setElements();';
+ $add_entries{'onload'} = 'setElements();';
}
- if (&user_is_dc($codedom)) {
- $add_entries{'onLoad'} .= ' toggleStatuses();toggleWasActive();'
+ if (&user_is_dc($codedom) || $canviewall) {
+ $add_entries{'onload'} .= ' toggleStatuses();toggleWasActive();'
}
- &cat_header($r,$codedom,$js,\%add_entries,$catlinks,$numtitles);
+ &cat_header($r,$codedom,$js,\%add_entries,$catlinks,$numtitles,$cattype);
my $cat_maxdepth = $env{'form.catalog_maxdepth'};
$r->print('
');
} else {
- $js = '';
- &cat_header($r,$codedom,$js,\%add_entries,$catlinks,$numtitles);
+ $js = '';
+ &cat_header($r,$codedom,$js,\%add_entries,$catlinks,$numtitles,$cattype);
my $cat_maxdepth = $env{'form.catalog_maxdepth'};
$r->print(''.
- '');
return;
@@ -402,6 +681,9 @@ sub category_breadcrumbs {
} elsif ($cats[0][0] eq 'communities') {
$catlinks .= &mt('Communities');
$env{'form.currcat_0'} = 'communities::0';
+ } elsif ($cats[0][0] eq 'placement') {
+ $catlinks .= &mt('Placement Tests');
+ $env{'form.currcat_0'} = 'placement::0';
} else {
my $name = $cats[0][0];
my $item = &escape($name).'::0';
@@ -506,6 +788,8 @@ sub main_category_selector {
$maincatlinks .= &mt('Official courses (with institutional codes)');
} elsif ($name eq 'communities') {
$maincatlinks .= &mt('Communities');
+ } elsif ($name eq 'placement') {
+ $maincatlinks .= &mt('Placement Tests');
} else {
$maincatlinks .= $name;
}
@@ -531,10 +815,10 @@ sub get_depth_values {
}
sub additional_filters {
- my ($codedom,$has_subcats) = @_;
+ my ($codedom,$has_subcats,$canviewall) = @_;
my $is_dc = &user_is_dc($codedom);
my $output = '';
- if ($is_dc) {
+ if ($is_dc || $canviewall) {
$output .= '