|;
#if directed to not display the secondary menu, don't.
if ($args->{'no_secondary_menu'}) {
@@ -5707,17 +5915,22 @@ sub bodytag {
}
#don't show menus for public users
if (!$public){
- $bodytag .= Apache::lonmenu::secondary_menu($httphost);
+ unless ($args->{'no_inline_menu'}) {
+ $bodytag .= Apache::lonmenu::secondary_menu($httphost,$ltiscope,$ltimenu,
+ $args->{'no_primary_menu'},
+ $menucoll,$menuref,
+ $args->{'links_disabled'});
+ }
$bodytag .= Apache::lonmenu::serverform();
$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
if ($env{'request.state'} eq 'construct') {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,
- $args->{'bread_crumbs'},'','',$hostname);
+ $args->{'bread_crumbs'},'','',$hostname,$ltiscope,$ltiuri);
} elsif ($forcereg) {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,
$args->{'group'},
- $args->{'hide_buttons',
- $hostname});
+ $args->{'hide_buttons'},
+ $hostname,$ltiscope,$ltiuri);
} else {
my $forbodytag;
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
@@ -7825,6 +8038,18 @@ ul.LC_funclist li {
cursor:pointer;
}
+.LCisDisabled {
+ cursor: not-allowed;
+ opacity: 0.5;
+}
+
+a[aria-disabled="true"] {
+ color: currentColor;
+ display: inline-block; /* For IE11/ MS Edge bug */
+ pointer-events: none;
+ text-decoration: none;
+}
+
pre.LC_wordwrap {
white-space: pre-wrap;
white-space: -moz-pre-wrap;
@@ -8021,10 +8246,10 @@ ADDMETA
}
}
if ($offload) {
- my $newserver = &Apache::lonnet::spareserver(30000,undef,1,$dom_in_use);
+ my $newserver = &Apache::lonnet::spareserver(undef,30000,undef,1,$dom_in_use);
if (($newserver eq '') && ($offloadoth)) {
my @domains = &Apache::lonnet::current_machine_domains();
- if (($dom_in_use ne '') && (!grep(/^\Q$dom_in_use\E$/,@domains))) {
+ if (($dom_in_use ne '') && (!grep(/^\Q$dom_in_use\E$/,@domains))) {
($newserver) = &Apache::lonnet::choose_server($dom_in_use);
}
}
@@ -8203,7 +8428,8 @@ sub print_suppression {
}
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
- my $blocked = &blocking_status('printout',$cnum,$cdom,undef,1);
+ my $clientip = &Apache::lonnet::get_requestor_ip();
+ my $blocked = &blocking_status('printout',$clientip,$cnum,$cdom,undef,1);
if ($blocked) {
my $checkrole = "cm./$cdom/$cnum";
if ($env{'request.course.sec'} ne '') {
@@ -8324,6 +8550,9 @@ $args - additional optional args support
will contain https:// if server uses
https (as per hosts.tab), but request is for http
hostname -> hostname, originally from $r->hostname(), (optional).
+ links_disabled -> Links in primary and secondary menus are disabled
+ (Can enable them once page has loaded - see lonroles.pm
+ for an example).
=back
@@ -8336,12 +8565,82 @@ sub start_page {
#&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
$env{'internal.start_page'}++;
- my ($result,@advtools);
+ my ($result,@advtools,$ltiscope,$ltiuri,%ltimenu,$menucoll,%menu);
if (! exists($args->{'skip_phases'}{'head'}) ) {
$result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);
}
-
+
+ if (($env{'request.course.id'}) && ($env{'request.lti.login'})) {
+ if ($env{'course.'.$env{'request.course.id'}.'.lti.override'}) {
+ unless ($env{'course.'.$env{'request.course.id'}.'.lti.topmenu'}) {
+ $args->{'no_primary_menu'} = 1;
+ }
+ unless ($env{'course.'.$env{'request.course.id'}.'.lti.inlinemenu'}) {
+ $args->{'no_inline_menu'} = 1;
+ }
+ if ($env{'course.'.$env{'request.course.id'}.'.lti.lcmenu'}) {
+ map { $ltimenu{$_} = 1; } split(/,/,$env{'course.'.$env{'request.course.id'}.'.lti.lcmenu'});
+ }
+ } else {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my %lti = &Apache::lonnet::get_domain_lti($cdom,'provider');
+ if (ref($lti{$env{'request.lti.login'}}) eq 'HASH') {
+ unless ($lti{$env{'request.lti.login'}}{'topmenu'}) {
+ $args->{'no_primary_menu'} = 1;
+ }
+ unless ($lti{$env{'request.lti.login'}}{'inlinemenu'}) {
+ $args->{'no_inline_menu'} = 1;
+ }
+ if (ref($lti{$env{'request.lti.login'}}{'lcmenu'}) eq 'ARRAY') {
+ map { $ltimenu{$_} = 1; } @{$lti{$env{'request.lti.login'}}{'lcmenu'}};
+ }
+ }
+ }
+ ($ltiscope,$ltiuri) = &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'},
+ $env{'course.'.$env{'request.course.id'}.'.domain'},
+ $env{'course.'.$env{'request.course.id'}.'.num'});
+ } elsif ($env{'request.course.id'}) {
+ my $expiretime=600;
+ if ((time-$env{'course.'.$env{'request.course.id'}.'.last_cache'}) > $expiretime) {
+ &Apache::lonnet::coursedescription($env{'request.course.id'},{'freshen_cache' => 1});
+ }
+ my ($deeplinkmenu,$menuref);
+ ($menucoll,$deeplinkmenu,$menuref) = &menucoll_in_effect();
+ if ($menucoll) {
+ if (ref($menuref) eq 'HASH') {
+ %menu = %{$menuref};
+ }
+ if ($menu{'top'} eq 'n') {
+ $args->{'no_primary_menu'} = 1;
+ }
+ if ($menu{'inline'} eq 'n') {
+ unless (&Apache::lonnet::allowed('opa')) {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ my $crstype = &course_type();
+ my $now = time;
+ my $ccrole;
+ if ($crstype eq 'Community') {
+ $ccrole = 'co';
+ } else {
+ $ccrole = 'cc';
+ }
+ if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
+ my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
+ if ((($start) && ($start<0)) ||
+ (($end) && ($end<$now)) ||
+ (($start) && ($now<$start))) {
+ $args->{'no_inline_menu'} = 1;
+ }
+ } else {
+ $args->{'no_inline_menu'} = 1;
+ }
+ }
+ }
+ }
+ }
+
if (! exists($args->{'skip_phases'}{'body'}) ) {
if ($args->{'frameset'}) {
my $attr_string = &make_attr_string($args->{'force_register'},
@@ -8354,7 +8653,8 @@ sub start_page {
$args->{'only_body'}, $args->{'domain'},
$args->{'force_register'}, $args->{'no_nav_bar'},
$args->{'bgcolor'}, $args->{'no_inline_link'},
- $args, \@advtools);
+ $args, \@advtools,
+ $ltiscope,$ltiuri,\%ltimenu,$menucoll,\%menu);
}
}
@@ -8389,7 +8689,8 @@ sub start_page {
}
my $menulink;
# if arg: bread_crumbs_nomenu is true pass 0 as $menulink item.
- if (exists($args->{'bread_crumbs_nomenu'})) {
+ if ((exists($args->{'bread_crumbs_nomenu'})) ||
+ ($ltiscope eq 'map') || ($ltiscope eq 'resource')) {
$menulink = 0;
} else {
undef($menulink);
@@ -8397,7 +8698,7 @@ sub start_page {
#if bread_crumbs_component exists show it as headline else show only the breadcrumbs
if(exists($args->{'bread_crumbs_component'})){
$result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'},'',$menulink);
- }else{
+ } else {
$result .= &Apache::lonhtmlcommon::breadcrumbs('','',$menulink);
}
} elsif (($env{'environment.remote'} eq 'on') &&
@@ -8441,6 +8742,103 @@ sub end_page {
return $result;
}
+sub menucoll_in_effect {
+ my ($menucoll,$deeplinkmenu,%menu);
+ if ($env{'request.course.id'}) {
+ $menucoll = $env{'course.'.$env{'request.course.id'}.'.menudefault'};
+ if ($env{'request.deeplink.login'}) {
+ my ($deeplink_symb,$deeplink,$check_login_symb);
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ if ($env{'request.noversionuri'} =~ m{^/(res|uploaded)/}) {
+ if ($env{'request.noversionuri'} =~ /\.(page|sequence)$/) {
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (ref($navmap)) {
+ $deeplink = $navmap->get_mapparam(undef,
+ &Apache::lonnet::declutter($env{'request.noversionuri'}),
+ '0.deeplink');
+ } else {
+ $check_login_symb = 1;
+ }
+ } else {
+ my $symb=&Apache::lonnet::symbread();
+ if ($symb) {
+ $deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$symb);
+ } else {
+ $check_login_symb = 1;
+ }
+ }
+ } else {
+ $check_login_symb = 1;
+ }
+ if ($check_login_symb) {
+ $deeplink_symb = &deeplink_login_symb($cnum,$cdom);
+ if ($deeplink_symb =~ /\.(page|sequence)$/) {
+ my $mapname = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($deeplink_symb))[2]);
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (ref($navmap)) {
+ $deeplink = $navmap->get_mapparam(undef,$mapname,'0.deeplink');
+ }
+ } else {
+ $deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$deeplink_symb);
+ }
+ }
+ if ($deeplink ne '') {
+ my ($state,$others,$listed,$scope,$protect,$display) = split(/,/,$deeplink);
+ if ($display =~ /^\d+$/) {
+ $deeplinkmenu = 1;
+ $menucoll = $display;
+ }
+ }
+ }
+ if ($menucoll) {
+ %menu = &page_menu($env{'course.'.$env{'request.course.id'}.'.menucollections'},$menucoll);
+ }
+ }
+ return ($menucoll,$deeplinkmenu,\%menu);
+}
+
+sub deeplink_login_symb {
+ my ($cnum,$cdom) = @_;
+ my $login_symb;
+ if ($env{'request.deeplink.login'}) {
+ $login_symb = &symb_from_tinyurl($env{'request.deeplink.login'},$cnum,$cdom);
+ }
+ return $login_symb;
+}
+
+sub symb_from_tinyurl {
+ my ($url,$cnum,$cdom) = @_;
+ if ($url =~ m{^\Q/tiny/$cdom/\E(\w+)$}) {
+ my $key = $1;
+ my ($tinyurl,$login);
+ my ($result,$cached)=&Apache::lonnet::is_cached_new('tiny',$cdom."\0".$key);
+ if (defined($cached)) {
+ $tinyurl = $result;
+ } else {
+ my $configuname = &Apache::lonnet::get_domainconfiguser($cdom);
+ my %currtiny = &Apache::lonnet::get('tiny',[$key],$cdom,$configuname);
+ if ($currtiny{$key} ne '') {
+ $tinyurl = $currtiny{$key};
+ &Apache::lonnet::do_cache_new('tiny',$cdom."\0".$key,$currtiny{$key},600);
+ }
+ }
+ if ($tinyurl ne '') {
+ my ($cnumreq,$symb) = split(/\&/,$tinyurl);
+ if (wantarray) {
+ return ($cnumreq,$symb);
+ } elsif ($cnumreq eq $cnum) {
+ return $symb;
+ }
+ }
+ }
+ if (wantarray) {
+ return ();
+ } else {
+ return;
+ }
+}
+
sub wishlist_window {
return(<<'ENDWISHLIST');
@@ -8548,7 +8955,7 @@ ENDADHOC
}
sub modal_adhoc_inner {
- my ($funcname,$width,$height,$content)=@_;
+ my ($funcname,$width,$height,$content,$possmathjax)=@_;
my $innerwidth=$width-20;
$content=&js_ready(
&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).
@@ -8557,12 +8964,12 @@ sub modal_adhoc_inner {
&end_scrollbox().
&end_page()
);
- return &modal_adhoc_script($funcname,$width,$height,$content);
+ return &modal_adhoc_script($funcname,$width,$height,$content,$possmathjax);
}
sub modal_adhoc_window {
- my ($funcname,$width,$height,$content,$linktext)=@_;
- return &modal_adhoc_inner($funcname,$width,$height,$content).
+ my ($funcname,$width,$height,$content,$linktext,$possmathjax)=@_;
+ return &modal_adhoc_inner($funcname,$width,$height,$content,$possmathjax).
"".$linktext."";
}
@@ -8923,14 +9330,21 @@ function expand_div(caller) {
sub simple_error_page {
my ($r,$title,$msg,$args) = @_;
+ my %displayargs;
if (ref($args) eq 'HASH') {
if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); }
+ if ($args->{'only_body'}) {
+ $displayargs{'only_body'} = 1;
+ }
+ if ($args->{'no_nav_bar'}) {
+ $displayargs{'no_nav_bar'} = 1;
+ }
} else {
$msg = &mt($msg);
}
my $page =
- &Apache::loncommon::start_page($title).
+ &Apache::loncommon::start_page($title,'',\%displayargs).
'
'.$msg.'
'.
&Apache::loncommon::end_page();
if (ref($r)) {
@@ -14759,7 +15173,7 @@ sub recurse_categories {
for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
my $name = $cats->[$depth]{$category}[$k];
my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
- my $trailstr = join(' -> ',(@{$parents},$category));
+ my $trailstr = join(' » ',(@{$parents},$category));
if ($allitems->{$item} eq '') {
push(@{$trails},$trailstr);
$allitems->{$item} = scalar(@{$trails})-1;
@@ -15149,7 +15563,8 @@ sub check_clone {
my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
- my $clonemsg;
+ my $clonetitle;
+ my @clonemsg;
my $can_clone = 0;
my $lctype = lc($args->{'crstype'});
if ($lctype ne 'community') {
@@ -15157,16 +15572,38 @@ sub check_clone {
}
if ($clonehome eq 'no_host') {
if ($args->{'crstype'} eq 'Community') {
- $clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a non-existent community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
+ push(@clonemsg,({
+ mt => 'No new community created.',
+ args => [],
+ },
+ {
+ mt => 'A new community could not be cloned from the specified original - [_1] - because it is a non-existent community.',
+ args => [$args->{'clonedomain'}.':'.$args->{'clonedomain'}],
+ }));
} else {
- $clonemsg = &mt('No new course created.').$linefeed.&mt('A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
- }
+ push(@clonemsg,({
+ mt => 'No new course created.',
+ args => [],
+ },
+ {
+ mt => 'A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',
+ args => [$args->{'clonecourse'}.':'.$args->{'clonedomain'}],
+ }));
+ }
} else {
my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
+ $clonetitle = $clonedesc{'description'};
if ($args->{'crstype'} eq 'Community') {
if ($clonedesc{'type'} ne 'Community') {
- $clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a course not a community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
- return ($can_clone, $clonemsg, $cloneid, $clonehome);
+ push(@clonemsg,({
+ mt => 'No new community created.',
+ args => [],
+ },
+ {
+ mt => 'A new community could not be cloned from the specified original - [_1] - because it is a course not a community.',
+ args => [$args->{'clonecourse'}.':'.$args->{'clonedomain'}],
+ }));
+ return ($can_clone,\@clonemsg,$cloneid,$clonehome);
}
}
if (($env{'request.role.domain'} eq $args->{'clonedomain'}) &&
@@ -15255,20 +15692,34 @@ sub check_clone {
}
unless ($can_clone) {
if ($args->{'crstype'} eq 'Community') {
- $clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
+ push(@clonemsg,({
+ mt => 'No new community created.',
+ args => [],
+ },
+ {
+ mt => 'The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',
+ args => [$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'}],
+ }));
} else {
- $clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
+ push(@clonemsg,({
+ mt => 'No new course created.',
+ args => [],
+ },
+ {
+ mt => 'The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',
+ args => [$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'}],
+ }));
}
}
}
}
- return ($can_clone, $clonemsg, $cloneid, $clonehome);
+ return ($can_clone,\@clonemsg,$cloneid,$clonehome,$clonetitle);
}
sub construct_course {
my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,
- $cnum,$category,$coderef) = @_;
- my $outcome;
+ $cnum,$category,$coderef,$callercontext,$user_lh) = @_;
+ my ($outcome,$msgref,$clonemsgref);
my $linefeed = ' '."\n";
if ($context eq 'auto') {
$linefeed = "\n";
@@ -15277,18 +15728,11 @@ sub construct_course {
#
# Are we cloning?
#
- my ($can_clone, $clonemsg, $cloneid, $clonehome);
+ my ($can_clone,$cloneid,$clonehome,$clonetitle);
if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
- ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
- if ($context ne 'auto') {
- if ($clonemsg ne '') {
- $clonemsg = ''.$clonemsg.'';
- }
- }
- $outcome .= $clonemsg.$linefeed;
-
+ ($can_clone,$clonemsgref,$cloneid,$clonehome,$clonetitle) = &check_clone($args,$linefeed);
if (!$can_clone) {
- return (0,$outcome);
+ return (0,$outcome,$clonemsgref);
}
}
@@ -15306,15 +15750,20 @@ sub construct_course {
$args->{'ccuname'}.':'.
$args->{'ccdomain'},
$args->{'crstype'},
- $cnum,$context,$category);
+ $cnum,$context,$category,
+ $callercontext);
# Note: The testing routines depend on this being output; see
# Utils::Course. This needs to at least be output as a comment
# if anyone ever decides to not show this, and Utils::Course::new
# will need to be suitably modified.
- $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
+ if (($callercontext eq 'auto') && ($user_lh ne '')) {
+ $outcome .= &mt_user($user_lh,'New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
+ } else {
+ $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
+ }
if ($$courseid =~ /^error:/) {
- return (0,$outcome);
+ return (0,$outcome,$clonemsgref);
}
#
@@ -15323,23 +15772,37 @@ sub construct_course {
($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
if ($crsuhome eq 'no_host') {
- $outcome .= &mt('Course creation failed, unrecognized course home server.').$linefeed;
- return (0,$outcome);
+ if (($callercontext eq 'auto') && ($user_lh ne '')) {
+ $outcome .= &mt_user($user_lh,
+ 'Course creation failed, unrecognized course home server.');
+ } else {
+ $outcome .= &mt('Course creation failed, unrecognized course home server.');
+ }
+ $outcome .= $linefeed;
+ return (0,$outcome,$clonemsgref);
}
$outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
#
# Do the cloning
-#
+#
+ my @clonemsg;
if ($can_clone && $cloneid) {
- $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
- if ($context ne 'auto') {
- $clonemsg = ''.$clonemsg.'';
- }
- $outcome .= $clonemsg.$linefeed;
+ push(@clonemsg,
+ {
+ mt => 'Created [_1] by cloning from [_2]',
+ args => [$crstype,$clonetitle],
+ });
my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
# Copy all files
- &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
+ my @info =
+ &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},
+ $args->{'dateshift'},$args->{'crscode'},
+ $args->{'ccuname'}.':'.$args->{'ccdomain'},
+ $args->{'tinyurls'});
+ if (@info) {
+ push(@clonemsg,@info);
+ }
# Restore URL
$cenv{'url'}=$oldcenv{'url'};
# Restore title
@@ -15364,8 +15827,7 @@ sub construct_course {
'plc.users.denied',
'hidefromcat',
'checkforpriv',
- 'categories',
- 'internal.uniquecode'],
+ 'categories'],
$$crsudom,$$crsunum);
if ($args->{'textbook'}) {
$cenv{'internal.textbook'} = $args->{'textbook'};
@@ -15646,7 +16108,7 @@ sub construct_course {
$outcome .= ($fatal?$errtext:'write ok').$linefeed;
}
- return (1,$outcome);
+ return (1,$outcome,\@clonemsg);
}
sub make_unique_code {
@@ -16814,8 +17276,12 @@ sub needs_coursereinit {
$interval = 600;
}
if (($now-$env{'request.course.timechecked'})>$interval) {
- my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
&Apache::lonnet::appenv({'request.course.timechecked'=>$now});
+ my $blocked = &blocking_status('reinit',undef,$cnum,$cdom,undef,1);
+ if ($blocked) {
+ return ();
+ }
+ my $lastchange = &Apache::lonnet::get_coursechange($cdom,$cnum);
if ($lastchange > $env{'request.course.tied'}) {
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
@@ -17137,13 +17603,17 @@ sub create_captcha {
if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {
$output = ''."\n".
+ ''.
&mt('Type in the letters/numbers shown below').' '.
''.
- ' '.
+ ' '.
'';
last;
}
}
+ if ($output eq '') {
+ &Apache::lonnet::logthis("Failed to create Captcha code after $tries attempts.");
+ }
return $output;
}
@@ -17182,7 +17652,8 @@ sub check_captcha {
sub create_recaptcha {
my ($pubkey,$version) = @_;
if ($version >= 2) {
- return '';
+ return ''.
+ '';
} else {
my $use_ssl;
if ($ENV{'SERVER_PORT'} == 443) {
@@ -17272,15 +17743,34 @@ sub cleanup_html {
# Checks for critical messages and returns a redirect url if one exists.
# $interval indicates how often to check for messages.
+# $context is the calling context -- roles, grades, contents, menu or flip.
sub critical_redirect {
- my ($interval) = @_;
+ my ($interval,$context) = @_;
+ unless (($env{'user.domain'} ne '') && ($env{'user.name'} ne '')) {
+ return ();
+ }
if ((time-$env{'user.criticalcheck.time'})>$interval) {
+ if (($env{'request.course.id'}) && (($context eq 'flip') || ($context eq 'contents'))) {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ my $blocked = &blocking_status('alert',undef,$cnum,$cdom,undef,1);
+ if ($blocked) {
+ my $checkrole = "cm./$cdom/$cnum";
+ if ($env{'request.course.sec'} ne '') {
+ $checkrole .= "/$env{'request.course.sec'}";
+ }
+ unless ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
+ ($env{'request.role'} !~ m{^st\./$cdom/$cnum})) {
+ return;
+ }
+ }
+ }
my @what=&Apache::lonnet::dump('critical', $env{'user.domain'},
$env{'user.name'});
&Apache::lonnet::appenv({'user.criticalcheck.time'=>time});
my $redirecturl;
if ($what[0]) {
- if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {
+ if (($what[0] ne 'con_lost') && ($what[0] ne 'no_such_host') && ($what[0]!~/^error\:/)) {
$redirecturl='/adm/email?critical=display';
my $url=&Apache::lonnet::absolute_url().$redirecturl;
return (1, $url);
@@ -17340,6 +17830,158 @@ sub des_decrypt {
return $plaintext;
}
+sub get_requested_shorturls {
+ my ($cdom,$cnum,$navmap) = @_;
+ return unless (ref($navmap));
+ my ($numnew,$errors);
+ my @toshorten = &Apache::loncommon::get_env_multiple('form.addtiny');
+ if (@toshorten) {
+ my (%maps,%resources,%titles);
+ &Apache::loncourserespicker::enumerate_course_contents($navmap,\%maps,\%resources,\%titles,
+ 'shorturls',$cdom,$cnum);
+ if (keys(%resources)) {
+ my %tocreate;
+ foreach my $item (sort {$a <=> $b} (@toshorten)) {
+ my $symb = $resources{$item};
+ if ($symb) {
+ $tocreate{$cnum.'&'.$symb} = 1;
+ }
+ }
+ if (keys(%tocreate)) {
+ ($numnew,$errors) = &make_short_symbs($cdom,$cnum,
+ \%tocreate);
+ }
+ }
+ }
+ return ($numnew,$errors);
+}
+
+sub make_short_symbs {
+ my ($cdom,$cnum,$tocreateref,$lockuser) = @_;
+ my ($numnew,@errors);
+ if (ref($tocreateref) eq 'HASH') {
+ my %tocreate = %{$tocreateref};
+ if (keys(%tocreate)) {
+ my %coursetiny = &Apache::lonnet::dump('tiny',$cdom,$cnum);
+ my $su = Short::URL->new(no_vowels => 1);
+ my $init = '';
+ my (%newunique,%addcourse,%courseonly,%failed);
+ # get lock on tiny db
+ my $now = time;
+ if ($lockuser eq '') {
+ $lockuser = $env{'user.name'}.':'.$env{'user.domain'};
+ }
+ my $lockhash = {
+ "lock\0$now" => $lockuser,
+ };
+ my $tries = 0;
+ my $gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom);
+ my ($code,$error);
+ while (($gotlock ne 'ok') && ($tries<3)) {
+ $tries ++;
+ sleep 1;
+ $gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom);
+ }
+ if ($gotlock eq 'ok') {
+ $init = &shorten_symbs($cdom,$init,$su,\%coursetiny,\%tocreate,\%newunique,
+ \%addcourse,\%courseonly,\%failed);
+ if (keys(%failed)) {
+ my $numfailed = scalar(keys(%failed));
+ push(@errors,&mt('error: could not obtain unique six character URL for [quant,_1,resource]',$numfailed));
+ }
+ if (keys(%newunique)) {
+ my $putres = &Apache::lonnet::newput_dom('tiny',\%newunique,$cdom);
+ if ($putres eq 'ok') {
+ $numnew = scalar(keys(%newunique));
+ my $newputres = &Apache::lonnet::newput('tiny',\%addcourse,$cdom,$cnum);
+ unless ($newputres eq 'ok') {
+ push(@errors,&mt('error: could not store course look-up of short URLs'));
+ }
+ } else {
+ push(@errors,&mt('error: could not store unique six character URLs'));
+ }
+ }
+ my $dellockres = &Apache::lonnet::del_dom('tiny',["lock\0$now"],$cdom);
+ unless ($dellockres eq 'ok') {
+ push(@errors,&mt('error: could not release lockfile'));
+ }
+ } else {
+ push(@errors,&mt('error: could not obtain lockfile'));
+ }
+ if (keys(%courseonly)) {
+ my $result = &Apache::lonnet::newput('tiny',\%courseonly,$cdom,$cnum);
+ if ($result ne 'ok') {
+ push(@errors,&mt('error: could not update course look-up of short URLs'));
+ }
+ }
+ }
+ }
+ return ($numnew,\@errors);
+}
+
+sub shorten_symbs {
+ my ($cdom,$init,$su,$coursetiny,$tocreate,$newunique,$addcourse,$courseonly,$failed) = @_;
+ return unless ((ref($su)) && (ref($coursetiny) eq 'HASH') && (ref($tocreate) eq 'HASH') &&
+ (ref($newunique) eq 'HASH') && (ref($addcourse) eq 'HASH') &&
+ (ref($courseonly) eq 'HASH') && (ref($failed) eq 'HASH'));
+ my (%possibles,%collisions);
+ foreach my $key (keys(%{$tocreate})) {
+ my $num = String::CRC32::crc32($key);
+ my $tiny = $su->encode($num,$init);
+ if ($tiny) {
+ $possibles{$tiny} = $key;
+ }
+ }
+ if (!$init) {
+ $init = 1;
+ } else {
+ $init ++;
+ }
+ if (keys(%possibles)) {
+ my @posstiny = keys(%possibles);
+ my $configuname = &Apache::lonnet::get_domainconfiguser($cdom);
+ my %currtiny = &Apache::lonnet::get('tiny',\@posstiny,$cdom,$configuname);
+ if (keys(%currtiny)) {
+ foreach my $key (keys(%currtiny)) {
+ next if ($currtiny{$key} eq '');
+ if ($currtiny{$key} eq $possibles{$key}) {
+ my ($tcnum,$tsymb) = split(/\&/,$currtiny{$key});
+ unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) {
+ $courseonly->{$tsymb} = $key;
+ }
+ } else {
+ $collisions{$possibles{$key}} = 1;
+ }
+ delete($possibles{$key});
+ }
+ }
+ foreach my $key (keys(%possibles)) {
+ $newunique->{$key} = $possibles{$key};
+ my ($tcnum,$tsymb) = split(/\&/,$possibles{$key});
+ unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) {
+ $addcourse->{$tsymb} = $key;
+ }
+ }
+ }
+ if (keys(%collisions)) {
+ if ($init <5) {
+ if (!$init) {
+ $init = 1;
+ } else {
+ $init ++;
+ }
+ $init = &shorten_symbs($cdom,$init,$su,$coursetiny,\%collisions,
+ $newunique,$addcourse,$courseonly,$failed);
+ } else {
+ foreach my $key (keys(%collisions)) {
+ $failed->{$key} = 1;
+ $failed->{$key} = 1;
+ }
+ }
+ }
+ return $init;
+}
+
sub is_nonframeable {
my ($url,$absolute,$hostname,$ip,$nocache) = @_;
my ($remprotocol,$remhost) = ($url =~ m{^(https?)\://(([a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,})}i);
@@ -17493,6 +18135,37 @@ sub is_nonframeable {
return $uselink;
}
+sub page_menu {
+ my ($menucolls,$menunum) = @_;
+ my %menu;
+ foreach my $item (split(/;/,$menucolls)) {
+ my ($num,$value) = split(/\%/,$item);
+ if ($num eq $menunum) {
+ my @entries = split(/\&/,$value);
+ foreach my $entry (@entries) {
+ my ($name,$fields) = split(/=/,$entry);
+ if (($name eq 'top') || ($name eq 'inline') || ($name eq 'foot') || ($name eq 'main')) {
+ $menu{$name} = $fields;
+ } else {
+ my @shown;
+ if ($fields =~ /,/) {
+ @shown = split(/,/,$fields);
+ } else {
+ @shown = ($fields);
+ }
+ if (@shown) {
+ foreach my $field (@shown) {
+ next if ($field eq '');
+ $menu{$field} = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+ return %menu;
+}
+
1;
__END__;